Form a polynomial f(x) with real coefficients having the given degree and zeros.Degree: 4; zeros: 4i and -5i
A. f(x) = x4 - 5x2 + 400
B. f(x) = x4 - 4x3 + 41x2 + 400
C. f(x) = x4 + 41x2 -5x + 400
D. f(x) = x4 + 41x2 + 400
Answer: D
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Change the Cartesian integral to an equivalent polar integral, and then evaluate.
A. 
B. 
C. 
D. 
For the curve r(t), write the acceleration in the form aTT + aNN.r(t) = 
(1 + t)3/2i + 
(1 - t)3/2j + 1tk
A. a = 
N
B. a = 1
T
C. a = 1
N
D. a = T + 1
N
Give the measure of the missing angle using the similar triangles below.?B
?ABC ~ ?DEC, 
= 11 cm, ?E = 58°
A. 30° B. 58° C. 92° D. 11 cm
Solve the problem.The Wellspring Company's fleet of trucks get 18, 14, 15, 12, 19, 13, and 22 miles per gallon. What is the average number of miles expected per gallon for the fleet? Round to the nearest whole number.
A. 19 mpg B. 15 mpg C. 16 mpg D. 17 mpg