Math Statement

Problem 26901

Calculate 6,135×56,135 \times 5.

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Problem 26902

Find the limit as xx approaches 0 for the expression x44x8000x^{4}-\frac{4^{x}}{8000}.

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Problem 26903

Simplify 2(a2b1)2\left(a^{2} b^{-1}\right) and express with positive exponents.

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Problem 26904

Solve the equation 3=214s5+33=-2\left|\frac{1}{4} s-5\right|+3.

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Problem 26905

Simplify the expression (2mn)2\left(\frac{-2 m}{n}\right)^{2} using exponent properties and show only positive exponents.

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Problem 26906

Simplify the expression (yx)9\left(\frac{y}{x}\right)^{9} using exponent properties, showing only positive exponents.

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Problem 26907

Score Part III Find the dydx\frac{d y}{d x}. ( 4 scores per question. The total is 12 scores.)
12. y=xsinxy=x \sin x.
13. y=x21x2+1y=\frac{x^{2}-1}{x^{2}+1}.

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Problem 26908

Score Part IV Find the dyd y. ( 5 scores per question. The total is 10 scores.)
15. y=sin(tanx+cosx)y=\sin (\tan x+\cos x).
16. eyx2y=0e^{y}-x^{2} y=0.

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Problem 26909

Part IV Find the dyd y. ( 5 scores per question. The total is 10 scores.)
15. y=sin(tanx+cosx)y=\sin (\tan x+\cos x).

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Problem 26910

21. Consider the function f(x)=x34xx3+1f(x)=\frac{x^{3}-4 x}{x^{3}+1}. (1) Find the domain, the xx - and yy-intercepts, (2) Find the asymptotes, (3) Find the intervals of increase and decrease. (Tip: The root for 8x3+3x24=08 x^{3}+3 x^{2}-4=0 is x0.68636x \approx 0.68636.)

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Problem 26911

22. Consider f(x)=x23x+3f(x)=x^{2}-3 x+3 and g(x)=xg(x)=x. (1) Find the points of intersection, (2) Find the area of the region between two curves.

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Problem 26912

Score Part III Find the dydx\frac{d y}{d x}. (4 scores per question. The total is 12 scores.) 12. y=xsinxy=x \sin x.
13. y=x21x2+1y=\frac{x^{2}-1}{x^{2}+1}.
14. y=ln(2x3+1)y=\ln \left(2 x^{3}+1\right).

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Problem 26913

16. eyx2y=0e^{y}-x^{2} y=0.

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Problem 26914

16. eyx2y=0e^{y}-x^{2} y=0.

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Problem 26915

14. y=ln(2x3+1)y=\ln \left(2 x^{3}+1\right).

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Problem 26916

\begin{tabular}{|l|} \hline Score \\ \hline \\ \hline \end{tabular}
Part V Evaluate the following integral. (5 scores per question. The total is 10 scores.)
17. 12(x3)dx\int_{1}^{2}\left(x^{3}\right) d x.

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Problem 26917

Score
Part VI Solve the following questions. (4 scores per question. The total is 8 scores.)
20. Consider f(x)=2xx2tetdtf(x)=\int_{2 x}^{x^{2}} t e^{t} d t, find f(x)f^{\prime}(x).

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Problem 26918

If x=5yx=5 y, then xx \propto

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