Given f(x) and g(x), find the composition.f(x) = 1 + 4x; g(x) = 
Find (f ? g)(-4).
A. 
B. 0
C. - 
D. Undefined
Answer: A
Mathematics
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Calculate the Riemann sum 
?xi for the given data.f(x) = x + 4; P: 2 < 2.75 < 3.25 < 4.5 < 5.5; 
= 2, 
= 3, 
= 4.25, 
= 5
A. 28 B. 27.7216 C. 27.3125 D. 26.0125
Mathematics
Solve the problem.Find the mean for the given sample data. Round your answer to the nearest tenth if necessary.19, 11, 18, 19, 17
A. 16 B. 19 C. 16.8 D. 21
Mathematics
Add the integers.-18 + (-10)
A. -8 B. 8 C. -28 D. 28
Mathematics
Solve the equation by factoring.b(b + 18) = 0
A. {1, -18} B. {-18, 0} C. {18, 0} D. {-1, -18}
Mathematics