Factor completely. If unfactorable, indicate that the polynomial is prime.11x4 - 62x2 - 24
A. (x2 - 6)(11x2 + 4)
B. (11x2 - 6)(x2 + 4)
C. (x2 + 6)(11x2 - 4)
D. (x - 6)(x + 4)
Answer: A
Mathematics
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Graph the pair of parametric equations with the aid of a graphing calculator.x = 6 cos t + 2 cos 3t, y = 6 sin t - 2 sin3t, 0 ? t ? 2?
A. 
B. 
C. 
D. 
Mathematics
Find the first four nonzero terms of the Maclaurin expansion of the given function.f(x) = 
A. 1 - 
x6 + 
x12 - 
x18 - ...
B. 1 - 
x6 - 
x12 - 
x18 - ...
C. 1 + 
x6 - 
x12 + 
x18 - ...
D. 1 + 
x - 
x2 + 
x3 - ...
Mathematics
Provide an appropriate response.
What length of bolt is needed to fasten two pieces of metal each 
in. thick if a 
in. lock washer is used and a 
in. nut is used?
A. 
in.
B. 
in.
C. 
in.
D. 
in.
Mathematics
Add.73.86 + 3.413 + 7.074 + 4.32
A. 88.667 B. 88.677 C. 89.667 D. 88.767
Mathematics