Find the indicated function value.f(x) = 4x - 1, g(x) = 2x2 + 4x - 2Find (f + g)(3).
A. 27
B. 15
C. 39
D. 31
Answer: C
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Find all the complex roots. Leave your answers in polar form with the argument in degrees.The complex cube roots of -8i
A. 2(cos 180° + i sin 180°), 2(cos 300° + i sin 300°), 2(cos 60° + i sin 60°) B. 8(cos 90° + i sin 90°), 8(cos 210° + i sin 210°), 8(cos 330° + i sin 330°) C. 512(cos 90° + i sin 90°), 512(cos 210° + i sin 210°), 512(cos 330° + i sin 330°) D. 2(cos 90° + i sin 90°), 2(cos 210° + i sin 210°), 2(cos 330° + i sin 330°)
Evaluate the expression using the given values.-4x + y
x = 3, y = -2
A. -14 B. 1 C. -6 D. 10
Factor by grouping.xy + y + 2x + 2
A. (x + 2)(y + 1) B. (x + 1)(y + 2) C. (2x + 2)(y + 1) D. (x + 1)(2y + 2)
For the stated pair of functions, find a simplified expression for F(x) = (f/g)(x), and list any x-values not in the domain of F(x).f(x) = x2 + 5x - 24, g(x) = x - 3
A. 
(x) = x - 5; 0
B. 
(x) = x + 8; 3
C. 
(x) = x + 8; -3
D. 
(x) = x + 3; 8