Expression

Problem 7401

Factor the trinomial: $5x^{2} + 24x + 16$ .

See Solution

Problem 7402

Add the mixed numbers $3 \frac{1}{4}$ and $4 \frac{1}{4}$ .

See Solution

Problem 7403

Simplify the expression: $-8 x - 8(-4 y - 2 x)$ .

See Solution

Problem 7404

Find the area of a rectangle with length $(x-8)$ and width $(x+11)$ . Which expression represents this area? A. $x^{2}-3 x-88$ B. $x^{2}-3 x+88$ C. $x^{2}+3 x-88$ D. $x^{2}+3 x+88$

See Solution

Problem 7405

A patient lost 5 pounds/month for 15 months. What is the total weight change? Calculate: $5 \times 15$ .

See Solution

Problem 7406

The stock price dropped \$2.25 daily for 3 days. What is the total loss in value?

See Solution

Problem 7407

You have 8 mechanics each working 8 hours. With 3 absent, how many hours are left for auto repairs on Tuesday?

See Solution

Problem 7408

Find the equivalent expression for $-2 x^{2}+8 x-9+4 x+7 x^{2}+2$ . Options: A. $5 x^{2}+12 x-7$ , B. $-5 x^{2}+4 x+11$ , C. $-9 x^{2}-12 x+11$ , D. $-9 x^{2}+4 x-7$ .

See Solution

Problem 7409

Expand $(x+5)(x-7)$ using the distributive property. Fill in the results.

See Solution

Problem 7410

Find the value of $a^{3}-b^{2}$ for $a=-7$ and $b=-3$ . Options: A. -334 B. -12 C. -352 D. -30

See Solution

Problem 7411

Simplify $\sqrt[4]{16 x^{12}}$ for $x>0$ .

See Solution

Problem 7412

Simplify $\sqrt[4]{x^{24}}$ for $x>0$ .

See Solution

Problem 7413

Simplify $\sqrt[3]{x^{24}}$ for $x>0$ .

See Solution

Problem 7414

Calculate the total cost of two x-rays: one costs \$630 and the other \$950. What is the total?

See Solution

Problem 7415

Simplify $\sqrt{64 x^{2}}$ for $x>0$ .

See Solution

Problem 7416

Find the total temperature drop after reducing it by $0.07^{\circ} \mathrm{F}$ each hour for 7 hours.

See Solution

Problem 7417

Simplify the following expressions with only positive exponents:
1) $2 m^{2} \cdot 2 m^{3}$ 2) $m^{4} \cdot 2 m^{-3}$ 3) $4 r^{-3} \cdot 2 r^{2}$ 4) $4 n^{4} \cdot 2 n^{-3}$ 5) $2 k^{4}, 4 k$ 6) $2 x^{3} y^{-3} \cdot 2 x^{-1} y^{3}$ 7) $2 y^{2}+3 x$ 8) $4 v^{3} \cdot v u^{2}$ 9) $4 a^{3} b^{2}+3 a^{-4} b^{-3}$ 10) $x^{2} y^{-4} \cdot x^{3} y^{2}$

See Solution

Problem 7418

Simplify $\sqrt{100 x^{18}}$ for $x>0$ .

See Solution

Problem 7419

Simplify $\sqrt[3]{27 x^{21}}$ for $x>0$ .

See Solution

Problem 7420

Simplify $6x^{2}\sqrt{80x}+x\sqrt{45x^{3}}$ .

See Solution

Problem 7421

What is the total temperature drop if you decrease it by $0.07^{\circ} \mathrm{F}$ per hour for 7 hours?

See Solution

Problem 7422

Simplify the expression: $5 \sqrt{72 x^{7}} - x \sqrt{50 x^{5}}$ .

See Solution

Problem 7423

Simplify $-6 x \sqrt{150 x^{3}} + 6 \sqrt{24 x^{5}}$ to its simplest radical form.

See Solution

Problem 7424

Simplify the expression: $5 \sqrt{112 x^{3}} - 3 x \sqrt{63 x}$ .

See Solution

Problem 7425

Simplify the expression: $-\sqrt{5 x^{2}}-4 x \sqrt{5}$ .

See Solution

Problem 7426

Evaluate $|-6| + 3|4| + |-5| - 0 \cdot 6$ . What is the result?

See Solution

Problem 7427

Simplify $-x^{2} \sqrt{20}-x \sqrt{80 x^{2}}$ to its simplest radical form.

See Solution

Problem 7428

Evaluate $\left|c^{2}+b^{2}\right|$ for $a=5$ , $b=-3$ , and $c=-2$ .

See Solution

Problem 7429

Calculate $|5| - |-3|$ .

See Solution

Problem 7430

Simplify the expression $-4x^2\sqrt{3x^3} + 7x^3\sqrt{12x}$ into simplest radical form.

See Solution

Problem 7431

Evaluate $13 - 5 + 7$ and determine which of the following is correct: 15, 5, -15, -5.

See Solution

Problem 7432

Simplify: $3^{0}$ . What is the result?

See Solution

Problem 7433

Evaluate $|5| - |-5|$ . Options: -25, 10, 25, 0.

See Solution

Problem 7434

Calculate the value of the expression $\left(6^{2}\right)^{4}$ .

See Solution

Problem 7435

Simplify $-4 x^{2} \sqrt{3 x^{3}}+7 x^{3} \sqrt{12 x}$ to its simplest radical form.

See Solution

Problem 7436

Simplify $9 \sqrt{175 x^{2}} - 3 x \sqrt{7}$ to its simplest radical form.

See Solution

Problem 7437

Simplify $-4 x^{2} \sqrt{3 x^{3}} + 7 x^{3} \sqrt{12 x}$ to its simplest radical form.

See Solution

Problem 7438

Simplify the expression: $\frac{11^{6}}{11^{4}}$ . What is the result?

See Solution

Problem 7439

Simplify the expression: $\left(\frac{3 x^{2} y^{3}}{x^{3}}\right)^{3}$ .

See Solution

Problem 7440

Simplify $-x \sqrt{3 x^{5}}-3 x^{2} \sqrt{3 x^{3}}$ to its simplest radical form.

See Solution

Problem 7441

Simplify $4 x \sqrt{192}-\sqrt{3 x^{2}}$ to its simplest radical form.

See Solution

Problem 7442

Simplify the expression: $\frac{12 a^{3} b^{6} c^{5}}{3 a^{2} b^{4} c^{5}}$

See Solution

Problem 7443

Simplify: $\left(\frac{3 x^{2} y^{3}}{z^{3}}\right)^{3}$

See Solution

Problem 7444

Find the equivalent expression for $\left(2 w^{-2}\right)^{3}\left(8 w^{6}\right)$ .

See Solution

Problem 7445

Find the equivalent expression for $\frac{c d^{4}}{c^{2} d^{8}}$ .

See Solution

Problem 7446

Convert 6873 x 10^6 into scientific notation: [?] x 10^[?].

See Solution

Problem 7447

Find the density of a liquid with a volume of $9.0 \mathrm{~L}$ and mass of $7.2 \mathrm{~kg}$ in $\mathrm{kg} / \mathrm{L}$ .

See Solution

Problem 7448

Calculate $\frac{0.0003}{162}$ and express the answer in scientific notation with the correct significant figures.

See Solution

Problem 7449

Count the significant figures in the number 0.00521.

See Solution

Problem 7450

Tin-118 has 50 protons. How many neutrons does it have? Use the formula: neutrons = mass number - protons.

See Solution

Problem 7451

What kind of discount is a store offering with a 25% off on a minimum purchase of \$500?

See Solution

Problem 7452

Find the number of significant figures in 0.0080.

See Solution

Problem 7453

How many significant figures are in the number 45000?

See Solution

Problem 7454

Rewrite 300 using 2 significant figures.

See Solution

Problem 7455

Find the unit rate of popcorn produced per minute by a machine that makes 14 cups in 2.5 minutes.

See Solution

Problem 7456

Calculate $10^{4} \times 10^{7}$ .

See Solution

Problem 7457

Calculate the sum of 3.42, 4, 5.2, and 12, and report your answer with the correct significant figures.

See Solution

Problem 7458

Calculate $\frac{10^{6}}{10^{2}}$ .

See Solution

Problem 7459

Calculate and report the answer with significant figures: $12306 \times 2451$

See Solution

Problem 7460

Express 7, 10, 17, and 24 rods as fractions of 32: $\frac{7}{32}$ , $\frac{10}{32}$ , $\frac{17}{32}$ , $\frac{24}{32}$ .

See Solution

Problem 7461

Multiply the numerator and denominator of $\frac{\frac{x}{x-2}-\frac{1}{x+1}}{\frac{2 x}{x-2}}$ by which expression to simplify?

See Solution

Problem 7462

Calculate $3.0 \times 5$ and report the answer using significant figures.

See Solution

Problem 7463

Calculate $(3 \times 10^{5}) \times (2 \times 10^{2})$ and express the answer in the form $V \times 10^{n}$ .

See Solution

Problem 7464

Find the absolute value of 18: $|18|$ .

See Solution

Problem 7465

Identify expressions that can be factored as $(a x+b)(a x-b)$ with integers $a$ and $b$ . Options: A $x^{2}-9$ , B $x^{2}-11$ , C $4 x^{2}-1$ , D $4 x^{2}-2$ , E $9 x^{2}-4$ .

See Solution

Problem 7466

Is $\sqrt{10}$ a rational number? Choose true or false with reasons: A. True, it's an integer. B. False, it doesn't end/repeat. C. True, it has repeating digits. D. True, it's a terminating decimal.

See Solution

Problem 7467

Is the statement true or false? -8 is a rational number. Choose: True or False.

See Solution

Problem 7468

Is the statement true or false? $2 \frac{2}{6}$ is an irrational number. Choose: True or False.

See Solution

Problem 7469

Eliud Kipchoge ran 26.2 miles in 1 hour 5 minutes 40 seconds. Find his average time per mile in minutes.

See Solution

Problem 7470

How many valence electrons does cesium (Cs) have based on its electron configuration: $1 s^{2} 2 s^{2} 2 p^{6} 3 s^{2} 3 p^{6} 4 s^{2} 3 d^{10} 4 p^{6} 5 s^{2} 4 d^{10} 5 p^{6} 6 s^{1}$ ?

See Solution

Problem 7471

Calcular el área total usando la fórmula: $=(4 (5 5 / 2))+(4 * 25)+(4 * 18)$ y encuentra el resultado.

See Solution

Problem 7472

Identify the property: "The product of numbers remains the same regardless of the order of the factors."

See Solution

Problem 7473

Identify the property: "For any numbers $a$ and $b$ , $a \times b = b \times a$ ."

See Solution

Problem 7474

Calculate the moles of platinum in $8.4 \times 10^{22}$ atoms of $\mathrm{Pt}$ . [?] moles Pt

See Solution

Problem 7475

Identify the correct expressions for "the product of a number and $T$ ". Options: $n \cdot 7$ , $\frac{n}{7}$ , $\frac{7}{n}$ , $7 n$ .

See Solution

Problem 7476

Count the significant figures in 0.070020.

See Solution

Problem 7477

Count the significant figures in the number $6.17000 \times 10^{5}$ .

See Solution

Problem 7478

What is the expression for the area of a rectangular window with length $12 \mathrm{ft}$ and width $x \mathrm{ft}$ ?

See Solution

Problem 7479

Count the significant figures in the number $2.005 \times 10^{-9}$ .

See Solution

Problem 7480

The number of significant figures in $50.0009$ is how many?

See Solution

Problem 7481

Dale has three more than twice Leo's money. Which expression represents this? Options: $2d + 3$ , $d + 2 + 3$ , $2(3) + d$ , $\frac{d}{2} + 3$ .

See Solution

Problem 7482

Which expression equals "twice the sum of a number and three"? $2(n+3)$ $2 n+3$ $2(2 n-3)$ $2+(2 n+3)$

See Solution

Problem 7483

The number of significant figures in $9020.0$ is ?

See Solution

Problem 7484

Count the significant figures in the number $0.000202$ .

See Solution

Problem 7485

Calculate $9.725 \times 10^{3}+3.58 \times 10^{2}+6.1$ and round to the correct significant figures.

See Solution

Problem 7486

Find the answer to $6.525 - 0.55 - 1.87$ with the correct significant figures.

See Solution

Problem 7487

Calculate the sum: $0.5 + 3.25 + 2.8$ and report it with the correct significant figures.

See Solution

Problem 7488

Calculate $95.325 - 43.35 - 16.12$ and round to the correct significant figures.

See Solution

Problem 7489

Find the sum of $19.25$ , $31.535$ , and $16.7125$ with the correct significant figures.

See Solution

Problem 7490

Write the repeating decimal $3.0 \overline{1}$ as a mixed number.

See Solution

Problem 7491

Calculate $275.75 - 113.5 + 36.125$ and round to the correct significant figures based on the + or - rule.

See Solution

Problem 7492

Calculate $9.2875 + 23.65 - 14.357$ and round to the correct significant figures based on addition and subtraction rules.

See Solution

Problem 7493

Calculate the sum: $39.25 + 13.5 + 66.125 - 0.3$ and round to the correct significant figures.

See Solution

Problem 7494

Find the remaining area of a $33 \mathrm{ft}$ by $15 \mathrm{ft}$ flag after cutting out a triangle with base $13 \mathrm{ft}$ and height $6 \mathrm{ft}$ .

See Solution

Problem 7495

Calculate the expression: $3 \sqrt{16}-4 \sqrt{36}$ .

See Solution

Problem 7496

Simplify the expression by combining like terms: $-3x - 8x^{2} - 8 - 4x^{2}$ .

See Solution

Problem 7497

Combine like terms in the expression: $\frac{-8 x-x}{3}+6 x$ .

See Solution

Problem 7498

Calculate the following:
1. \$ 620 divided by 40
2. 12 times \$ 1,578
3. 4 at \$12.75

See Solution

Problem 7499

Simplify $-18$ .

See Solution

Problem 7500

Calculate $3 \sqrt{36} + 5 \sqrt{49}$ .

See Solution

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Expression

Problem 7401

Factor the trinomial: 5x2+24x+165x^{2} + 24x + 165x2+24x+16.

Problem 7402

Add the mixed numbers 3143 \frac{1}{4}341​ and 4144 \frac{1}{4}441​.

Problem 7403

Simplify the expression: −8x−8(−4y−2x)-8 x - 8(-4 y - 2 x)−8x−8(−4y−2x).

Problem 7404

Find the area of a rectangle with length (x−8)(x-8)(x−8) and width (x+11)(x+11)(x+11). Which expression represents this area? A. x2−3x−88x^{2}-3 x-88x2−3x−88 B. x2−3x+88x^{2}-3 x+88x2−3x+88 C. x2+3x−88x^{2}+3 x-88x2+3x−88 D. x2+3x+88x^{2}+3 x+88x2+3x+88

Problem 7405

A patient lost 5 pounds/month for 15 months. What is the total weight change? Calculate: 5×155 \times 155×15.

Problem 7406

The stock price dropped \$2.25 daily for 3 days. What is the total loss in value?

Problem 7407

You have 8 mechanics each working 8 hours. With 3 absent, how many hours are left for auto repairs on Tuesday?

Problem 7408

Find the equivalent expression for −2x2+8x−9+4x+7x2+2-2 x^{2}+8 x-9+4 x+7 x^{2}+2−2x2+8x−9+4x+7x2+2. Options: A. 5x2+12x−75 x^{2}+12 x-75x2+12x−7, B. −5x2+4x+11-5 x^{2}+4 x+11−5x2+4x+11, C. −9x2−12x+11-9 x^{2}-12 x+11−9x2−12x+11, D. −9x2+4x−7-9 x^{2}+4 x-7−9x2+4x−7.

Problem 7409

Expand (x+5)(x−7)(x+5)(x-7)(x+5)(x−7) using the distributive property. Fill in the results.

Problem 7410

Find the value of a3−b2a^{3}-b^{2}a3−b2 for a=−7a=-7a=−7 and b=−3b=-3b=−3. Options: A. -334 B. -12 C. -352 D. -30

Problem 7411

Simplify 16x124\sqrt[4]{16 x^{12}}416x12​ for x>0x>0x>0.

Problem 7412

Simplify x244\sqrt[4]{x^{24}}4x24​ for x>0x>0x>0.

Problem 7413

Simplify x243\sqrt[3]{x^{24}}3x24​ for x>0x>0x>0.

Problem 7414

Calculate the total cost of two x-rays: one costs \$630 and the other \$950. What is the total?

Problem 7415

Simplify 64x2\sqrt{64 x^{2}}64x2​ for x>0x>0x>0.

Problem 7416

Find the total temperature drop after reducing it by 0.07∘F0.07^{\circ} \mathrm{F}0.07∘F each hour for 7 hours.

Problem 7417

Problem 7418

Simplify 100x18\sqrt{100 x^{18}}100x18​ for x>0x>0x>0.

Problem 7419

Simplify 27x213\sqrt[3]{27 x^{21}}327x21​ for x>0x>0x>0.

Problem 7420

Simplify 6x280x+x45x36x^{2}\sqrt{80x}+x\sqrt{45x^{3}}6x280x​+x45x3​.

Problem 7421

What is the total temperature drop if you decrease it by 0.07∘F0.07^{\circ} \mathrm{F}0.07∘F per hour for 7 hours?

Problem 7422

Simplify the expression: 572x7−x50x55 \sqrt{72 x^{7}} - x \sqrt{50 x^{5}}572x7​−x50x5​.

Problem 7423

Simplify −6x150x3+624x5-6 x \sqrt{150 x^{3}} + 6 \sqrt{24 x^{5}}−6x150x3​+624x5​ to its simplest radical form.

Problem 7424

Simplify the expression: 5112x3−3x63x5 \sqrt{112 x^{3}} - 3 x \sqrt{63 x}5112x3​−3x63x​.

Problem 7425

Simplify the expression: −5x2−4x5-\sqrt{5 x^{2}}-4 x \sqrt{5}−5x2​−4x5​.

Problem 7426

Evaluate ∣−6∣+3∣4∣+∣−5∣−0⋅6|-6| + 3|4| + |-5| - 0 \cdot 6∣−6∣+3∣4∣+∣−5∣−0⋅6. What is the result?

Problem 7427

Simplify −x220−x80x2-x^{2} \sqrt{20}-x \sqrt{80 x^{2}}−x220​−x80x2​ to its simplest radical form.

Problem 7428

Evaluate ∣c2+b2∣\left|c^{2}+b^{2}\right|∣∣​c2+b2∣∣​ for a=5a=5a=5, b=−3b=-3b=−3, and c=−2c=-2c=−2.

Problem 7429

Calculate ∣5∣−∣−3∣|5| - |-3|∣5∣−∣−3∣.

Problem 7430

Simplify the expression −4x23x3+7x312x-4x^2\sqrt{3x^3} + 7x^3\sqrt{12x}−4x23x3​+7x312x​ into simplest radical form.

Problem 7431

Evaluate 13−5+713 - 5 + 713−5+7 and determine which of the following is correct: 15, 5, -15, -5.

Problem 7432

Simplify: 303^{0}30. What is the result?

Problem 7433

Evaluate ∣5∣−∣−5∣|5| - |-5|∣5∣−∣−5∣. Options: -25, 10, 25, 0.

Problem 7434

Calculate the value of the expression (62)4\left(6^{2}\right)^{4}(62)4.

Problem 7435

Simplify −4x23x3+7x312x-4 x^{2} \sqrt{3 x^{3}}+7 x^{3} \sqrt{12 x}−4x23x3​+7x312x​ to its simplest radical form.

Problem 7436

Simplify 9175x2−3x79 \sqrt{175 x^{2}} - 3 x \sqrt{7}9175x2​−3x7​ to its simplest radical form.

Problem 7437

Simplify −4x23x3+7x312x-4 x^{2} \sqrt{3 x^{3}} + 7 x^{3} \sqrt{12 x}−4x23x3​+7x312x​ to its simplest radical form.

Problem 7438

Simplify the expression: 116114\frac{11^{6}}{11^{4}}114116​. What is the result?

Problem 7439

Simplify the expression: (3x2y3x3)3\left(\frac{3 x^{2} y^{3}}{x^{3}}\right)^{3}(x33x2y3​)3.

Problem 7440

Simplify −x3x5−3x23x3-x \sqrt{3 x^{5}}-3 x^{2} \sqrt{3 x^{3}}−x3x5​−3x23x3​ to its simplest radical form.

Factor the trinomial: $5x^{2} + 24x + 16$ .

Add the mixed numbers $3 \frac{1}{4}$ and $4 \frac{1}{4}$ .

Simplify the expression: $-8 x - 8(-4 y - 2 x)$ .

Find the area of a rectangle with length $(x-8)$ and width $(x+11)$ . Which expression represents this area? A. $x^{2}-3 x-88$ B. $x^{2}-3 x+88$ C. $x^{2}+3 x-88$ D. $x^{2}+3 x+88$

A patient lost 5 pounds/month for 15 months. What is the total weight change? Calculate: $5 \times 15$ .

Find the equivalent expression for $-2 x^{2}+8 x-9+4 x+7 x^{2}+2$ . Options: A. $5 x^{2}+12 x-7$ , B. $-5 x^{2}+4 x+11$ , C. $-9 x^{2}-12 x+11$ , D. $-9 x^{2}+4 x-7$ .

Expand $(x+5)(x-7)$ using the distributive property. Fill in the results.

Find the value of $a^{3}-b^{2}$ for $a=-7$ and $b=-3$ . Options: A. -334 B. -12 C. -352 D. -30

Simplify $\sqrt[4]{16 x^{12}}$ for $x>0$ .

Simplify $\sqrt[4]{x^{24}}$ for $x>0$ .

Simplify $\sqrt[3]{x^{24}}$ for $x>0$ .

Simplify $\sqrt{64 x^{2}}$ for $x>0$ .

Find the total temperature drop after reducing it by $0.07^{\circ} \mathrm{F}$ each hour for 7 hours.

Simplify $\sqrt{100 x^{18}}$ for $x>0$ .

Simplify $\sqrt[3]{27 x^{21}}$ for $x>0$ .

Simplify $6x^{2}\sqrt{80x}+x\sqrt{45x^{3}}$ .

What is the total temperature drop if you decrease it by $0.07^{\circ} \mathrm{F}$ per hour for 7 hours?

Simplify the expression: $5 \sqrt{72 x^{7}} - x \sqrt{50 x^{5}}$ .

Simplify $-6 x \sqrt{150 x^{3}} + 6 \sqrt{24 x^{5}}$ to its simplest radical form.

Simplify the expression: $5 \sqrt{112 x^{3}} - 3 x \sqrt{63 x}$ .

Simplify the expression: $-\sqrt{5 x^{2}}-4 x \sqrt{5}$ .

Evaluate $|-6| + 3|4| + |-5| - 0 \cdot 6$ . What is the result?

Simplify $-x^{2} \sqrt{20}-x \sqrt{80 x^{2}}$ to its simplest radical form.

Evaluate $\left|c^{2}+b^{2}\right|$ for $a=5$ , $b=-3$ , and $c=-2$ .

Calculate $|5| - |-3|$ .

Simplify the expression $-4x^2\sqrt{3x^3} + 7x^3\sqrt{12x}$ into simplest radical form.

Evaluate $13 - 5 + 7$ and determine which of the following is correct: 15, 5, -15, -5.

Simplify: $3^{0}$ . What is the result?

Evaluate $|5| - |-5|$ . Options: -25, 10, 25, 0.

Calculate the value of the expression $\left(6^{2}\right)^{4}$ .

Simplify $-4 x^{2} \sqrt{3 x^{3}}+7 x^{3} \sqrt{12 x}$ to its simplest radical form.

Simplify $9 \sqrt{175 x^{2}} - 3 x \sqrt{7}$ to its simplest radical form.

Simplify $-4 x^{2} \sqrt{3 x^{3}} + 7 x^{3} \sqrt{12 x}$ to its simplest radical form.

Simplify the expression: $\frac{11^{6}}{11^{4}}$ . What is the result?

Simplify the expression: $\left(\frac{3 x^{2} y^{3}}{x^{3}}\right)^{3}$ .

Simplify $-x \sqrt{3 x^{5}}-3 x^{2} \sqrt{3 x^{3}}$ to its simplest radical form.

Simplify $4 x \sqrt{192}-\sqrt{3 x^{2}}$ to its simplest radical form.

Simplify the expression: $\frac{12 a^{3} b^{6} c^{5}}{3 a^{2} b^{4} c^{5}}$

Simplify: $\left(\frac{3 x^{2} y^{3}}{z^{3}}\right)^{3}$

Find the equivalent expression for $\left(2 w^{-2}\right)^{3}\left(8 w^{6}\right)$ .

Find the equivalent expression for $\frac{c d^{4}}{c^{2} d^{8}}$ .

Find the density of a liquid with a volume of $9.0 \mathrm{~L}$ and mass of $7.2 \mathrm{~kg}$ in $\mathrm{kg} / \mathrm{L}$ .

Calculate $\frac{0.0003}{162}$ and express the answer in scientific notation with the correct significant figures.

Calculate $10^{4} \times 10^{7}$ .

Calculate $\frac{10^{6}}{10^{2}}$ .

Calculate and report the answer with significant figures: $12306 \times 2451$

Express 7, 10, 17, and 24 rods as fractions of 32: $\frac{7}{32}$ , $\frac{10}{32}$ , $\frac{17}{32}$ , $\frac{24}{32}$ .

Multiply the numerator and denominator of $\frac{\frac{x}{x-2}-\frac{1}{x+1}}{\frac{2 x}{x-2}}$ by which expression to simplify?

Calculate $3.0 \times 5$ and report the answer using significant figures.

Calculate $(3 \times 10^{5}) \times (2 \times 10^{2})$ and express the answer in the form $V \times 10^{n}$ .

Find the absolute value of 18: $|18|$ .

Identify expressions that can be factored as $(a x+b)(a x-b)$ with integers $a$ and $b$ . Options: A $x^{2}-9$ , B $x^{2}-11$ , C $4 x^{2}-1$ , D $4 x^{2}-2$ , E $9 x^{2}-4$ .

Is $\sqrt{10}$ a rational number? Choose true or false with reasons: A. True, it's an integer. B. False, it doesn't end/repeat. C. True, it has repeating digits. D. True, it's a terminating decimal.

Is the statement true or false? $2 \frac{2}{6}$ is an irrational number. Choose: True or False.

How many valence electrons does cesium (Cs) have based on its electron configuration: $1 s^{2} 2 s^{2} 2 p^{6} 3 s^{2} 3 p^{6} 4 s^{2} 3 d^{10} 4 p^{6} 5 s^{2} 4 d^{10} 5 p^{6} 6 s^{1}$ ?

Calcular el área total usando la fórmula: $=(4 (5 5 / 2))+(4 * 25)+(4 * 18)$ y encuentra el resultado.

Identify the property: "For any numbers $a$ and $b$ , $a \times b = b \times a$ ."

Calculate the moles of platinum in $8.4 \times 10^{22}$ atoms of $\mathrm{Pt}$ . [?] moles Pt