Find functions f and g so that f ? g = H.H(x) = (5 - 2x3)2
A. f(x) = x2 ; g(x) = 5 - 2x3
B. f(x) = x3 ; g(x) = (5 - 2x)2
C. f(x) = (5 - 2x)3 ; g(x) = x2
D. f(x) = 5 - 2x3 ; g(x) = x2
Answer: A
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Find the sum of the infinite geometric series.5 - 
+ 
- 
+ . . .
A. 5
B. 4
C. 
D. - 
Use units to help you answer the question. If necessary, round your answer to two decimal places.Your car gets 33 miles per gallon of gasoline, and you drive at an average speed of 44 miles per hour. How much gas do you use in an hour?
A. 0.69 gal B. 0.75 gal C. 1.33 gal D. 1.45 gal
Find all the second order partial derivatives of the given function.f(x, y) = x2 + y - ex+y
A. 
= 2 - ex+y; 
= - ex+y; 
= 
= -ex+y
B. 
= 2 + ex+y; 
= ex+y; 
= 
= ex+y
C. 
= 2 - y2ex+y; 
= -x2ex+y; 
= 
= - y2ex+y
D. 
= 1 - ex+y; 
= - ex+y; 
= 
= -ex+y
Solve the problem.n! =
A. 
n(n - 1)
B. 1 × 2 × 3 × ... × n
C. 1 + 2 + 3 + ... + n
D. n + 1
E. none of these