Evaluate the derivative.f'(-2) if f'(x) = (x2 - 1)(4x) + (bx2 + 1)(2x)
A. 96
B. 94
C. -60
D. 68
Answer: C
Mathematics
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Evaluate the expression.71
A. 7
B. 1
C. -7
D. 
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Solve the problem.Two forces, of 32.9 and 43.1 lb, forming an angle of 46.3°, act at a point in the plane. Find the magnitude of the resultant force.
A. 31.3 lb B. 70.0 lb C. 76.0 lb D. 1000 lb
Mathematics
Simplify the exponential expression. Assume that variables represent nonzero real numbers.-32
A. -9 B. -6 C. 9 D. 6
Mathematics
Solve the polynomial equation symbolically.x4 - 256 = 0
A. 16, -16 B. 8, -8 C. 4, -4 D. 32, -32
Mathematics