Decide whether the graph opens up or opens down.f(x) = x2 - 14x - 7
A. opens down
B. opens up
Answer: B
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Express the integrand as a sum of partial fractions and evaluate the integral.
dx
A. ln 
- 
+ C
B. 
tan-1(5x) - 
- 
+ C
C. 
tan-1(5x) - 
+ C
D. 
tan-1(25x) + 
+ C
Provide an appropriate response.Consider the inequality x2 + y2 < 3x + y.(a) Find an equivalent inequality in polar coordinates.(b) Use an integral with respect to ? to find the area of the region defined by the inequality.(c) Find the length of the curve that forms the boundary of the region defined by the inequality.(d) Find the slope of this curve at the point (2, 2).
What will be an ideal response?
Determine if the series defined by the formula converges or diverges.a1 = 4, an+1 = 
an
A. Diverges B. Converges
State whether the function is a polynomial function or not. If it is, give its degree. If it is not, tell why not.f(x) = 13x5 - 8x4 + 6
A. Yes; degree 10 B. Yes; degree 5 C. No; the last term has no variable D. Yes; degree 9