Find a polynomial function of lowest degree with rational coefficients that has the given numbers as some of its zeros.5i, 
A. f(x) = x4 + 20x2 - 125
B. f(x) = x4 + 40x2 + 125
C. f(x) = x4 - 20x2 - 125
D. f(x) = x4 - 40x2 + 125
Answer: A
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A. Converges B. Diverges
Graph the function f(x) over the given interval. Partition the interval into 4 subintervals of equal length. Then add to your sketch the rectangles associated with the Riemann sum 
, using the indicated point in the kth subinterval for ck.f(x) = cos x + 2, [0, 2?], midpoint
A. 
B. 
C. 
D. 
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Find the inverse of the function.
A. f-1(x) = x - 36
B. f-1(x) = 
C. f-1(x) = x + 36
D. f-1(x) = 
Simplify. Assume all variables represent nonnegative values.
A. 2x
B. 
C. -2x
D. 16x