For the given functions f and g, find the requested composite function value.f(x) = 7x + 8, g(x) = -1/x;
Find (g ? f)(3).
A. 
B. - 
C. 
D. - 
Answer: B
Mathematics
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Given the radius, r, of a circle, find the diameter; or given the diameter, d, of a circle, find the radius.d = 2.6 in.
A. r = 5.31 in. B. r = 1.3 in. C. r = 0.65 in. D. r = 4.082 in.
Mathematics
Factor the expression completely, if possible.x4 - 81
A. (x2 - 9)(x + 3)(x - 3) B. (x2 + 9)(x + 3)(x - 3) C. (x + 3)2(x - 3)2 D. Does not factor
Mathematics
Solve the equation.?6m + 3? = 8
A. 
B. ?
C. 
D. 
Mathematics
Subtract.
- 
A. 
B. 
C. 
D. 
Mathematics