Factor.448x3 + 189
A. 7(64x3 + 27)
B. 7(4x - 3)(16x2 + 12x + 9)
C. 7(4x + 3)(16x2 - 12x + 9)
D. 7(4x + 3)(16x2 + 9)
Answer: C
Mathematics
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Solve the quadratic equation by completing the square.2x2 + 4x + 7 = 0
A. ± 
B. 
C. no real solution
D. 
Mathematics
Use the horizontal-line test to determine whether the function is one to one.
A. No B. Yes
Mathematics
Evaluate.2? 7 - 5(3)3 ÷ (-3)
A. 59
B. 
C. -81
D. 1139
Mathematics
For the given function g(x), find a function f(x) such that (f?g)(x) = x.g(x) = -18x
A. f(x) = -
B. f(x) = - 
C. f(x) = 18x
D. f(x) = - 
Mathematics