For the given functions f and g, find the requested function and state its domain.f(x) = 16 - x2; g(x) = 4 - xFind f + g.
A. (f + g)(x) = 4 + x; {x|x ? -4}
B. (f + g)(x) = x3 - 4x2 - 16x + 64; all real numbers
C. (f + g)(x) = -x2 - x + 20; all real numbers
D. (f + g)(x) = -x2 + x + 12; all real numbers
Answer: C
Mathematics
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approximate 
by calculatiang the Riemann sum 
, assuming that 
are the centers of the four squares.
A. 96 B. 48 C. 384 D. 192
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Solve the inequality and graph. Express your answer in interval notation.-4(-2 - x) < 6x + 19 - 11 - 2x
A. (-?, 8)
B. ?
C. (-?, 0)
D. (-?, ?)
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Simplify.
A. -1
B. 
C. 
D. - 
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Differentiate. y = sin (cos (3x))
What will be an ideal response?
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