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Archive
/
Math
Math Statement
Problem 24001
Solve for
u
u
u
:
∣
2
u
∣
+
8
=
28
|2u| + 8 = 28
∣2
u
∣
+
8
=
28
. Provide your answer as an integer or fraction in simplest form.
See Solution
Problem 24002
Solve the equation
∣
t
2
∣
=
6
|\frac{t}{2}|=6
∣
2
t
∣
=
6
.
See Solution
Problem 24003
Solve the equation
∣
f
∣
−
3
=
−
50
|f|-3=-50
∣
f
∣
−
3
=
−
50
. How many solutions does it have: none, one, or two?
See Solution
Problem 24004
Find the integer or fraction solutions for
t
t
t
in the equation
5
=
∣
t
−
5
∣
5=|t-5|
5
=
∣
t
−
5∣
.
See Solution
Problem 24005
Find the function
g
g
g
if
f
(
x
)
=
1
x
f(x)=\frac{1}{x}
f
(
x
)
=
x
1
and
(
f
g
)
(
x
)
=
x
+
1
x
2
−
x
\left(\frac{f}{g}\right)(x)=\frac{x+1}{x^{2}-x}
(
g
f
)
(
x
)
=
x
2
−
x
x
+
1
.
See Solution
Problem 24006
Solve the equation
∣
m
+
3
∣
=
7
|m+3|=7
∣
m
+
3∣
=
7
.
See Solution
Problem 24007
Find the values of
q
q
q
that satisfy the equation
∣
q
−
8
∣
=
14
|q-8|=14
∣
q
−
8∣
=
14
.
See Solution
Problem 24008
Solve the equation
∣
x
−
1
∣
+
5
=
2
|x-1|+5=2
∣
x
−
1∣
+
5
=
2
.
See Solution
Problem 24009
Determine the domain of the function
f
(
x
)
=
x
−
8
x
+
8
f(x)=\frac{x-8}{x+8}
f
(
x
)
=
x
+
8
x
−
8
in interval notation.
See Solution
Problem 24010
Determine the domain of the function
F
(
x
)
=
7
x
5
−
4
x
4
+
4
F(x)=7 x^{5}-4 x^{4}+4
F
(
x
)
=
7
x
5
−
4
x
4
+
4
in interval notation.
See Solution
Problem 24011
Calculate the limit
f
(
x
+
h
)
−
f
(
x
)
h
\frac{f(x+h)-f(x)}{h}
h
f
(
x
+
h
)
−
f
(
x
)
for
h
≠
0
h \neq 0
h
=
0
where
f
(
x
)
=
x
2
+
5
x
−
1
f(x)=x^{2}+5x-1
f
(
x
)
=
x
2
+
5
x
−
1
and
f
(
x
)
=
1
x
+
3
f(x)=\frac{1}{x+3}
f
(
x
)
=
x
+
3
1
.
See Solution
Problem 24012
Convert
3
4
\frac{3}{4}
4
3
to a percentage. What is the next step?
See Solution
Problem 24013
Simplify
f
(
x
−
3
)
f(x-3)
f
(
x
−
3
)
for the function
f
(
x
)
=
x
2
−
2
f(x)=x^{2}-2
f
(
x
)
=
x
2
−
2
. What is
f
(
x
−
3
)
=
?
f(x-3)=?
f
(
x
−
3
)
=
?
See Solution
Problem 24014
Find and simplify
f
(
3
x
)
f(3x)
f
(
3
x
)
for
f
(
x
)
=
x
2
−
11
f(x) = x^2 - 11
f
(
x
)
=
x
2
−
11
. What is
f
(
3
x
)
=
□
f(3x) = \square
f
(
3
x
)
=
□
?
See Solution
Problem 24015
Simplify
f
(
3
+
h
)
−
f
(
3
)
f(3+h)-f(3)
f
(
3
+
h
)
−
f
(
3
)
for
f
(
x
)
=
x
2
−
12
f(x)=x^{2}-12
f
(
x
)
=
x
2
−
12
.
See Solution
Problem 24016
Round 16.446 to the nearest hundredth. The result is:
16.45
16.45
16.45
See Solution
Problem 24017
Find and simplify for
f
(
x
)
=
7
x
−
2
f(x)=7x-2
f
(
x
)
=
7
x
−
2
: (A)
f
(
x
+
h
)
f(x+h)
f
(
x
+
h
)
, (B)
f
(
x
+
h
)
−
f
(
x
)
f(x+h)-f(x)
f
(
x
+
h
)
−
f
(
x
)
, (C)
f
(
x
+
h
)
−
f
(
x
)
h
\frac{f(x+h)-f(x)}{h}
h
f
(
x
+
h
)
−
f
(
x
)
.
See Solution
Problem 24018
Convert 50°C to Fahrenheit.
5
0
∘
C
=
□
∘
F
50^{\circ} \mathrm{C}=\square^{\circ} \mathrm{F}
5
0
∘
C
=
□
∘
F
(Round as needed.)
See Solution
Problem 24019
Choose the correct symbol to make the expression true:
33
%
?
0.53
33\% \quad ? \quad 0.53
33%
?
0.53
.
See Solution
Problem 24020
Count the terms in the expression:
4
(
x
)
+
4
(
3
)
4(x) + 4(3)
4
(
x
)
+
4
(
3
)
.
See Solution
Problem 24021
Solve the system:
x
2
+
2
=
y
x^{2}+2=y
x
2
+
2
=
y
and
y
=
−
3
x
2
+
1
y=-3x^{2}+1
y
=
−
3
x
2
+
1
.
See Solution
Problem 24022
Convert
37
50
\frac{37}{50}
50
37
to a percentage. What is the next step?
See Solution
Problem 24023
Calculate
735
⋅
389
+
265
⋅
389
735 \cdot 389 + 265 \cdot 389
735
⋅
389
+
265
⋅
389
.
See Solution
Problem 24024
What is the next term in the sequence: A1, B2, D4, G7, K11, P16?
See Solution
Problem 24025
Calculate:
768
÷
70
−
418
÷
70
768 \div 70 - 418 \div 70
768
÷
70
−
418
÷
70
See Solution
Problem 24026
Find
f
(
x
+
h
)
f(x+h)
f
(
x
+
h
)
,
f
(
x
+
h
)
−
f
(
x
)
f(x+h)-f(x)
f
(
x
+
h
)
−
f
(
x
)
, and
f
(
x
+
h
)
−
f
(
x
)
h
\frac{f(x+h)-f(x)}{h}
h
f
(
x
+
h
)
−
f
(
x
)
for
f
(
x
)
=
3
x
2
−
7
x
+
6
f(x)=3x^2-7x+6
f
(
x
)
=
3
x
2
−
7
x
+
6
.
See Solution
Problem 24027
Find the meaning of
f
(
6
)
=
113
f(6)=113
f
(
6
)
=
113
for the function
f
(
x
)
=
−
x
3
+
8
x
2
+
6
x
+
5
f(x)=-x^{3}+8 x^{2}+6 x+5
f
(
x
)
=
−
x
3
+
8
x
2
+
6
x
+
5
.
See Solution
Problem 24028
Convert the fraction
9
75
\frac{9}{75}
75
9
to its decimal form.
9
75
=
\frac{9}{75}=
75
9
=
See Solution
Problem 24029
What does
f
(
6
)
=
113
f(6)=113
f
(
6
)
=
113
mean for the function
f
(
x
)
=
−
x
3
+
8
x
2
+
6
x
+
5
f(x)=-x^{3}+8 x^{2}+6 x+5
f
(
x
)
=
−
x
3
+
8
x
2
+
6
x
+
5
?
See Solution
Problem 24030
If
x
3
y
=
3
\frac{x}{3y} = 3
3
y
x
=
3
, find the value of
y
x
\frac{y}{x}
x
y
.
See Solution
Problem 24031
Calculate
681
⋅
93
−
582
⋅
93
681 \cdot 93 - 582 \cdot 93
681
⋅
93
−
582
⋅
93
.
See Solution
Problem 24032
Calculate
4
[
7
(
8
+
5
)
]
⋅
3
4[7(8+5)] \cdot 3
4
[
7
(
8
+
5
)]
⋅
3
.
See Solution
Problem 24033
Find the revenue function for the price-demand
p
(
x
)
=
85
−
3
x
p(x)=85-3x
p
(
x
)
=
85
−
3
x
where
1
≤
x
≤
20
1 \leq x \leq 20
1
≤
x
≤
20
. What is
R
(
x
)
R(x)
R
(
x
)
?
See Solution
Problem 24034
Convert the fraction
10
3
\frac{10}{3}
3
10
to a mixed numeral.
See Solution
Problem 24035
If
P
(
A
)
=
0.95
\mathrm{P}(\mathrm{A})=0.95
P
(
A
)
=
0.95
, what does this mean? Choose the best interpretation. 10 points. A, B, C, or D?
See Solution
Problem 24036
What does
P
(
A
)
=
0.32
\mathrm{P}(\mathrm{A})=0.32
P
(
A
)
=
0.32
mean? Choose one: A. unlikely, B. less often, C. never, D. always.
See Solution
Problem 24037
Solve the equation
∣
4
n
−
15
∣
=
∣
n
∣
|4n - 15| = |n|
∣4
n
−
15∣
=
∣
n
∣
.
See Solution
Problem 24038
Solve the inequality
3
x
−
4
>
0
\frac{3}{x-4}>0
x
−
4
3
>
0
. What are the valid ranges for
x
x
x
?
See Solution
Problem 24039
Solve the inequality
x
+
2
x
−
4
<
0
\frac{x+2}{x-4}<0
x
−
4
x
+
2
<
0
and find the valid intervals for
x
x
x
.
See Solution
Problem 24040
Find the revenue function
R
(
x
)
=
85
x
−
3
x
2
R(x)=85x-3x^{2}
R
(
x
)
=
85
x
−
3
x
2
and its domain from options A.
[
1
,
20
]
[1,20]
[
1
,
20
]
, B.
[
0
,
592
]
[0,592]
[
0
,
592
]
, C.
[
0
,
85
]
[0,85]
[
0
,
85
]
, D.
[
0
,
20
]
[0,20]
[
0
,
20
]
.
See Solution
Problem 24041
Find
f
(
x
+
h
)
f(x+h)
f
(
x
+
h
)
,
f
(
x
+
h
)
−
f
(
x
)
f(x+h)-f(x)
f
(
x
+
h
)
−
f
(
x
)
, and
f
(
x
+
h
)
−
f
(
x
)
h
\frac{f(x+h)-f(x)}{h}
h
f
(
x
+
h
)
−
f
(
x
)
for
f
(
x
)
=
3
x
−
5
f(x)=3x-5
f
(
x
)
=
3
x
−
5
. What is
f
(
x
+
h
)
f(x+h)
f
(
x
+
h
)
?
See Solution
Problem 24042
Find the profit function
P
(
x
)
P(x)
P
(
x
)
using the revenue
R
(
x
)
=
80
x
−
3
x
2
R(x)=80x-3x^2
R
(
x
)
=
80
x
−
3
x
2
and cost
C
(
x
)
=
120
+
15
x
C(x)=120+15x
C
(
x
)
=
120
+
15
x
for
1
≤
x
≤
20
1 \leq x \leq 20
1
≤
x
≤
20
.
See Solution
Problem 24043
Find the value of
E
Q
x
d
,
P
x
E_{Q_{x}^{d}, P_{x}}
E
Q
x
d
,
P
x
given by
E
Q
x
d
,
P
x
=
120
−
100
100
⋅
100
%
188
−
376
376
⋅
100
%
E_{Q_{x}^{d}, P_{x}}=\frac{\frac{120-100}{100} \cdot 100 \%}{\frac{188-376}{376} \cdot 100 \%}
E
Q
x
d
,
P
x
=
376
188
−
376
⋅
100%
100
120
−
100
⋅
100%
. Round to the nearest tenth.
See Solution
Problem 24044
Given revenue
R
(
x
)
=
80
x
−
3
x
2
R(x)=80x-3x^2
R
(
x
)
=
80
x
−
3
x
2
and cost
C
(
x
)
=
120
+
15
x
C(x)=120+15x
C
(
x
)
=
120
+
15
x
, find the profit function and its domain. A.
[
1
,
20
]
[1,20]
[
1
,
20
]
B.
[
0
,
80
]
[0,80]
[
0
,
80
]
C.
[
0
,
228
]
[0,228]
[
0
,
228
]
D.
[
0
,
20
]
[0,20]
[
0
,
20
]
See Solution
Problem 24045
Find the expected aptitude test score for a 16-year-old using the formula: Aptitude = 109.7 - 1.10 * Age. Round to the nearest whole number.
See Solution
Problem 24046
Solve the equation:
−
3
x
2
−
2
x
+
1
=
x
2
−
2
x
−
3
-3 x^{2}-2 x+1=x^{2}-2 x-3
−
3
x
2
−
2
x
+
1
=
x
2
−
2
x
−
3
.
See Solution
Problem 24047
Solve the equation
P
=
R
−
C
P=R-C
P
=
R
−
C
for
C
C
C
.
See Solution
Problem 24048
Calculate:
(
34
⋅
5
−
7
⋅
2
⋅
5
)
÷
4
+
25
−
(
13
⋅
4
÷
26
−
32
)
(34 \cdot 5 - 7 \cdot 2 \cdot 5) \div 4 + 25 - (13 \cdot 4 \div 26 - 32)
(
34
⋅
5
−
7
⋅
2
⋅
5
)
÷
4
+
25
−
(
13
⋅
4
÷
26
−
32
)
See Solution
Problem 24049
Calculate the expression:
134
−
5
(
20
+
12
÷
4
⋅
3
−
3
⋅
7
)
+
(
120
÷
2
−
12
⋅
5
)
134 - 5(20 + 12 \div 4 \cdot 3 - 3 \cdot 7) + (120 \div 2 - 12 \cdot 5)
134
−
5
(
20
+
12
÷
4
⋅
3
−
3
⋅
7
)
+
(
120
÷
2
−
12
⋅
5
)
.
See Solution
Problem 24050
Solve for
x
x
x
in the equation:
x
=
(
8.4
×
1
0
3
M
−
2
⋅
s
−
1
)
(
0.36
M
)
3
x=(8.4 \times 10^{3} M^{-2} \cdot s^{-1})(0.36 M)^{3}
x
=
(
8.4
×
1
0
3
M
−
2
⋅
s
−
1
)
(
0.36
M
)
3
. Include units.
See Solution
Problem 24051
Find the limit of
f
(
x
)
f(x)
f
(
x
)
as
x
x
x
approaches 1, where
f
(
x
)
=
(
x
−
1
)
2
(
x
+
1
)
∣
x
−
1
∣
f(x)=\frac{(x-1)^{2}(x+1)}{|x-1|}
f
(
x
)
=
∣
x
−
1∣
(
x
−
1
)
2
(
x
+
1
)
for
x
≠
1
x \neq 1
x
=
1
and
f
(
1
)
=
2
f(1)=2
f
(
1
)
=
2
.
See Solution
Problem 24052
Solve the equation
4
x
2
−
2
x
+
1
=
2
x
2
−
5
x
+
3
4 x^{2}-2 x+1=2 x^{2}-5 x+3
4
x
2
−
2
x
+
1
=
2
x
2
−
5
x
+
3
.
See Solution
Problem 24053
Solve for
b
2
b_{2}
b
2
in the trapezoid area formula:
A
=
1
2
h
(
b
1
+
b
2
)
A=\frac{1}{2} h(b_{1}+b_{2})
A
=
2
1
h
(
b
1
+
b
2
)
.
See Solution
Problem 24054
Solve the inequality:
6
x
+
1
≥
2
x
−
3
(
6
x
−
5
)
6x + 1 \geq 2x - 3(6x - 5)
6
x
+
1
≥
2
x
−
3
(
6
x
−
5
)
. Express the solution in interval notation.
See Solution
Problem 24055
Calculate
x
x
x
using the formula
x
=
(
8.4
×
1
0
3
M
−
2
⋅
s
−
1
)
(
0.36
M
)
3
x=\left(8.4 \times 10^{3} M^{-2} \cdot \mathrm{s}^{-1}\right)(0.36 M)^{3}
x
=
(
8.4
×
1
0
3
M
−
2
⋅
s
−
1
)
(
0.36
M
)
3
.
See Solution
Problem 24056
Find
lim
x
→
π
4
g
(
x
)
\lim _{x \rightarrow \frac{\pi}{4}} g(x)
lim
x
→
4
π
g
(
x
)
for
g
(
x
)
=
2
cos
2
x
−
1
cos
x
−
sin
x
g(x)=\frac{2 \cos ^{2} x-1}{\cos x-\sin x}
g
(
x
)
=
c
o
s
x
−
s
i
n
x
2
c
o
s
2
x
−
1
.
See Solution
Problem 24057
Find
f
(
−
3
)
f(-3)
f
(
−
3
)
for the piecewise function
f
(
x
)
=
{
8
x
+
1
if
x
<
3
3
x
if
3
≤
x
≤
5
3
−
3
x
if
x
>
5
f(x)=\begin{cases}8 x+1 & \text{if } x<3 \\ 3 x & \text{if } 3 \leq x \leq 5 \\ 3-3 x & \text{if } x>5\end{cases}
f
(
x
)
=
⎩
⎨
⎧
8
x
+
1
3
x
3
−
3
x
if
x
<
3
if
3
≤
x
≤
5
if
x
>
5
.
See Solution
Problem 24058
Solve the inequality:
7
(
x
+
3
)
≤
0
7(x+3) \leq 0
7
(
x
+
3
)
≤
0
.
See Solution
Problem 24059
Solve and graph the inequalities:
x
+
y
>
−
8
x+y > -8
x
+
y
>
−
8
,
x
−
y
<
3
x-y < 3
x
−
y
<
3
,
y
<
3
y < 3
y
<
3
.
See Solution
Problem 24060
Solve |3k - 2| = 2|k + 2|.
See Solution
Problem 24061
Solve the system: 2x + 3y = 2 and 4x + 6y = 4.
See Solution
Problem 24062
Find
lim
x
→
π
4
g
(
x
)
\lim _{x \rightarrow \frac{\pi}{4}} g(x)
lim
x
→
4
π
g
(
x
)
for
g
(
x
)
=
2
cos
2
x
−
1
cos
x
−
sin
x
g(x)=\frac{2 \cos ^{2} x-1}{\cos x-\sin x}
g
(
x
)
=
c
o
s
x
−
s
i
n
x
2
c
o
s
2
x
−
1
. Which option is equivalent?
See Solution
Problem 24063
Solve for
t
t
t
in the equation:
2
5
=
2
t
3
+
3
\frac{2}{5} = \frac{2t}{3} + 3
5
2
=
3
2
t
+
3
.
See Solution
Problem 24064
Find the significant figures in the number
1.498
1.498
1.498
.
See Solution
Problem 24065
Given the weight prediction formula
Weight
=
−
115
+
3.6
(Height)
\text{Weight} = -115 + 3.6 \text{(Height)}
Weight
=
−
115
+
3.6
(Height)
, which statements are true? A. I only B. II and III only C. I and II only D. III only E. II only. Select one.
See Solution
Problem 24066
Find
lim
x
→
1
f
(
x
)
\lim_{x \rightarrow 1} f(x)
lim
x
→
1
f
(
x
)
if
g
(
x
)
≤
f
(
x
)
≤
h
(
x
)
g(x) \leq f(x) \leq h(x)
g
(
x
)
≤
f
(
x
)
≤
h
(
x
)
where
g
(
x
)
=
sin
(
π
2
x
)
+
4
g(x)=\sin \left(\frac{\pi}{2} x\right)+4
g
(
x
)
=
sin
(
2
π
x
)
+
4
and
h
(
x
)
=
−
1
4
x
3
+
3
4
x
+
9
2
h(x)=-\frac{1}{4} x^{3}+\frac{3}{4} x+\frac{9}{2}
h
(
x
)
=
−
4
1
x
3
+
4
3
x
+
2
9
.
See Solution
Problem 24067
Find the domain and
(
f
+
g
)
(
x
)
(f+g)(x)
(
f
+
g
)
(
x
)
for
f
(
x
)
=
2
x
f(x)=\sqrt{2 x}
f
(
x
)
=
2
x
and
g
(
x
)
=
3
x
−
2
g(x)=3 x-2
g
(
x
)
=
3
x
−
2
. Simplify your answer.
See Solution
Problem 24068
Find the significant figures in the number
248.0
248.0
248.0
.
See Solution
Problem 24069
Calculate the average rate of change of
g
(
x
)
=
−
5
x
3
+
4
g(x)=-5 x^{3}+4
g
(
x
)
=
−
5
x
3
+
4
between
x
=
−
4
x=-4
x
=
−
4
and
x
=
4
x=4
x
=
4
.
See Solution
Problem 24070
Evaluate the function
f
(
x
)
=
3
x
+
8
5
x
−
3
f(x)=\frac{3 x+8}{5 x-3}
f
(
x
)
=
5
x
−
3
3
x
+
8
for: (a)
f
(
0
)
f(0)
f
(
0
)
, (b)
f
(
1
)
f(1)
f
(
1
)
, (c)
f
(
−
1
)
f(-1)
f
(
−
1
)
, (d)
f
(
−
x
)
f(-x)
f
(
−
x
)
, (e)
−
f
(
x
)
-f(x)
−
f
(
x
)
, (f)
f
(
x
+
1
)
f(x+1)
f
(
x
+
1
)
, (g)
f
(
7
x
)
f(7 x)
f
(
7
x
)
, (h)
f
(
x
+
h
)
f(x+h)
f
(
x
+
h
)
.
See Solution
Problem 24071
Find the significant figures in the number
9.055
9.055
9.055
.
See Solution
Problem 24072
Given functions
f
(
x
)
=
2
x
f(x)=\sqrt{2x}
f
(
x
)
=
2
x
and
g
(
x
)
=
3
x
−
2
g(x)=3x-2
g
(
x
)
=
3
x
−
2
, find
(
f
+
g
)
(
x
)
(f+g)(x)
(
f
+
g
)
(
x
)
and its domain.
See Solution
Problem 24073
Find the significant figures in 76000.
See Solution
Problem 24074
Solve the inequality:
2
∣
x
+
4
∣
+
8
≥
18
2|x+4|+8 \geq 18
2∣
x
+
4∣
+
8
≥
18
.
See Solution
Problem 24075
Solve the inequality:
5
∣
x
−
7
∣
+
8
≤
43
5|x-7|+8 \leq 43
5∣
x
−
7∣
+
8
≤
43
.
See Solution
Problem 24076
Solve the equation
∣
m
+
3
∣
=
7
|m+3|=7
∣
m
+
3∣
=
7
.
See Solution
Problem 24077
Solve the inequality
3
∣
x
+
9
∣
−
5
≤
10
3|x+9|-5 \leq 10
3∣
x
+
9∣
−
5
≤
10
.
See Solution
Problem 24078
Solve the inequality
5
∣
x
+
6
∣
−
2
≥
28
5|x+6|-2 \geq 28
5∣
x
+
6∣
−
2
≥
28
.
See Solution
Problem 24079
Solve the equation |3k - 2| = 2|k + 2|.
See Solution
Problem 24080
Rewrite
4
x
+
7
y
=
28
4 x + 7 y = 28
4
x
+
7
y
=
28
in slope-intercept form, find the slope,
y
y
y
-intercept, and graph the line.
See Solution
Problem 24081
Solve the inequality
2
∣
x
−
7
∣
−
4
<
14
2|x-7|-4<14
2∣
x
−
7∣
−
4
<
14
.
See Solution
Problem 24082
Solve the inequality:
−
∣
3
+
3
x
∣
−
7
>
−
16
-|3 + 3x| - 7 > -16
−
∣3
+
3
x
∣
−
7
>
−
16
.
See Solution
Problem 24083
Solve the inequality:
−
2
∣
1
+
2
x
∣
−
4
>
−
18
-2|1+2x|-4>-18
−
2∣1
+
2
x
∣
−
4
>
−
18
.
See Solution
Problem 24084
Determine the number of protons, electrons, and neutrons in
35
C
l
−
{ }^{35} \mathrm{Cl}^{-}
35
Cl
−
.
See Solution
Problem 24085
Calculate
13
16
−
3
8
\frac{13}{16}-\frac{3}{8}
16
13
−
8
3
. Choose from
5
/
8
5 / 8
5/8
,
1
3
16
1 \frac{3}{16}
1
16
3
,
7
/
16
7 / 16
7/16
.
See Solution
Problem 24086
Find the value not in the range of
f
(
g
(
x
)
)
f(g(x))
f
(
g
(
x
))
where
f
(
x
)
=
5
−
2
x
f(x)=5-2x
f
(
x
)
=
5
−
2
x
and
g
(
x
)
=
x
2
4
g(x)=\frac{x^{2}}{4}
g
(
x
)
=
4
x
2
.
See Solution
Problem 24087
Solve
∣
4
n
−
15
∣
=
∣
n
∣
|4n - 15| = |n|
∣4
n
−
15∣
=
∣
n
∣
.
See Solution
Problem 24088
Calculate the product of
4
11
\frac{4}{11}
11
4
and
10
8
\frac{10}{8}
8
10
.
See Solution
Problem 24089
Calculate the result of
1
3
÷
3
8
\frac{1}{3} \div \frac{3}{8}
3
1
÷
8
3
.
See Solution
Problem 24090
Rewrite the term
a
2
8
a^{\frac{2}{8}}
a
8
2
as a radical without reducing it.
See Solution
Problem 24091
Calculate:
1
28
+
4
150
−
1
63
−
4
6
1 \sqrt{28} + 4 \sqrt{150} - 1 \sqrt{63} - 4 \sqrt{6}
1
28
+
4
150
−
1
63
−
4
6
.
See Solution
Problem 24092
Calculate (a)
f
(
g
(
0
)
)
f(g(0))
f
(
g
(
0
))
and (b)
g
(
f
(
0
)
)
g(f(0))
g
(
f
(
0
))
for
f
(
x
)
=
2
x
+
9
f(x)=2x+9
f
(
x
)
=
2
x
+
9
and
g
(
x
)
=
6
−
x
2
g(x)=6-x^2
g
(
x
)
=
6
−
x
2
.
See Solution
Problem 24093
Express
h
(
x
)
=
1
x
−
5
h(x)=\frac{1}{x-5}
h
(
x
)
=
x
−
5
1
as
f
∘
g
f \circ g
f
∘
g
with
g
(
x
)
=
(
x
−
5
)
g(x)=(x-5)
g
(
x
)
=
(
x
−
5
)
. Find
f
(
x
)
f(x)
f
(
x
)
. Your answer is
f
(
x
)
=
f(x)=
f
(
x
)
=
See Solution
Problem 24094
Find the domain of the composite function
f
(
g
(
x
)
)
f(g(x))
f
(
g
(
x
))
where
f
(
x
)
=
42
−
x
f(x)=\sqrt{42-x}
f
(
x
)
=
42
−
x
and
g
(
x
)
=
x
2
−
x
g(x)=x^{2}-x
g
(
x
)
=
x
2
−
x
.
See Solution
Problem 24095
Find the derivative
d
y
/
d
x
d y / d x
d
y
/
d
x
using implicit differentiation for the equation
8
cos
(
9
x
)
sin
(
7
y
)
=
9
8 \cos (9 x) \sin (7 y) = 9
8
cos
(
9
x
)
sin
(
7
y
)
=
9
.
See Solution
Problem 24096
Multiply and simplify:
(
4
5
+
2
)
(
35
+
4
)
=
(4 \sqrt{5}+2)(\sqrt{35}+4)=
(
4
5
+
2
)
(
35
+
4
)
=
See Solution
Problem 24097
Solve for
y
y
y
in the equation
y
+
45
=
5
2
x
+
20
y + 45 = \frac{5}{2} x + 20
y
+
45
=
2
5
x
+
20
. What is
y
y
y
?
See Solution
Problem 24098
Solve for
p
p
p
using the square root property:
(
p
−
5
)
2
=
2
(p-5)^{2}=2
(
p
−
5
)
2
=
2
. Enter your answers as a list separated by commas.
See Solution
Problem 24099
0.001 + 0.002 + 0.03 = ?
See Solution
Problem 24100
Calculate:
3
(
5
−
9
)
2
−
2
(
3
−
5
)
3
=
3(5-9)^{2}-2(3-5)^{3}=
3
(
5
−
9
)
2
−
2
(
3
−
5
)
3
=
See Solution
<
1
...
238
239
240
241
242
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244
...
270
>
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