Find the x- and y-intercepts.f(x) = -x2 + 6x - 20
A. 
, (0, -20)
B. No x-intercepts, (0, -20)
C. No x-intercepts, (0, 20)
D. 
, (0, 20)
Answer: B
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Solve the problem.Where does the periodic function f(x) = 8esin(x/2) take on its extreme values?
A. x is an odd integer B. x = ±k?/8 where k is an even integer C. x = ±k? where k is an even integer D. x = ±k? where k is an odd integer
We use ln to denote the natural logarithm. What is the value of 
?
?
A. 5.92 B. 2.57 C. 372.41 D. 2.65
Use DeMoivre's Theorem to find the indicated power of the complex number. Write the answer in rectangular form.
4
A. 256i
B. 128 + 128
i
C. 128
+ 128i
D. 128 + 128i
Factor completely. If a polynomial cannot be factored, say it is prime.192x4 - 81xy3
A. 3x(4x + 3y)(16x2 - 12xy + 9y2) B. 3x(4x - 3y)(16x2 + 12xy + 9y2) C. 3x(4x - 3y)(16x2 - 12xy + 9y2) D. 3(4x - 3y)(16x2 + 12xy + 9y2)