Find the requested function value.f(x) = 
, g(x) = 7x + 2Find (g ? f)(15).
A. 51
B. 535
C. 45
D. 37
Answer: D
Mathematics
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Add or subtract as indicated and write the result in standard form.3i + (-3 - i)
A. -3 + 2i B. -3 + 4i C. 3 - 4i D. 3 - 2i
Mathematics
Solve the problem.Suppose that f(x) = -x - 2 and g(x) = x - 11.(a) Solve f(x) = 0.(b) Solve g(x) = 0.(c) Solve f(x) = g(x).
A. (a) x = -2; (b) x = 11; (c) x = 4.5 B. (a) x = -2; (b) x = -11; (c) x = 4.5 C. (a) x = -2; (b) x = 11; (c) x = -6.5 D. (a) x = 2; (b) x = 11; (c) x = 4.5
Mathematics
Multiply. Simplify if possible.
? 
A. 
B. 
C. 
D. 
Mathematics
Find approximate solutions for the equation in the interval 
Round to three decimal places.cot x = 2 sec x
A. 1.571 B. -1.571, 1.571 C. 0.427 D. 0.427, 2.715
Mathematics