For the pair of functions, find the indicated composition.f(x) = 
, g(x) = 5x + 9Find (g ? f)(x).
A. x
B. 5x + 36
C. x - 
D. x + 18
Answer: A
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Solve the problem.100 employees of a company are asked how they get to work and whether they work full time or part time. The figure below shows the results. If one of the 100 employees is randomly selected, find the probability that the person does not work full time.
1. Public transportation: 10 full time, 7 part time2. Bicycle: 3 full time, 5 part time3. Drive alone: 32 full time, 27 part time4. Carpool: 10 full time, 6 part time
A. 0.55 B. 0.45 C. 0.40 D. 0.27
Write the equation of a line in slope-intercept form with the given slope passing through the given point.m = - 
; (4, 5)
A. y = - 
x - 
B. y = - 
x + 
C. y = - 
x - 
D. y = - 
x + 
Solve the matrix equation for X.Let A = 
and B = 
;
B - X = 3A
A.
X = 
B.
X = 
C.
X = 
D.
X = 
Solve the rational inequality and graph the solution set on a real number line. Express the solution set in interval notation.
? 0
A. [1, 7]
B. (1, 7]
C. (-?, 1) or [7, ?)
D. (-?, 7]