Find f[g(x)] and g[f(x)].f(x) = 
; g(x) = 2x3
A. f[g(x)] = 4/x3 ; g[f(x)] = 1/x3
B. f[g(x)] = 1/x3 ; g[f(x)] = 16/x3
C. f[g(x)] = 16/x3; g[f(x)] = 1/x3
D. f[g(x)] = 1/x3 ; g[f(x)] = 4/x3
Answer: B
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Solve the problem.Mark and Rachel both work for Smith Landscaping Company. Mark can finish a planting job in 2 hours, while it takes Rachel 3 hours to finish the same job. If Mark and Rachel will work together on the job, and the cost of labor is $35 per hour, what should the labor estimate be? (Round to the nearest cent, if necessary.)
A. $87.50 B. $84.00 C. $29.17 D. $42.00
Solve the problem.Each patient will receive 
vial of medication. How many patients can be treated with 3150 vials of medication?
A. 4410 patients B. 450 patients C. 4500 patients D. 2205 patients
Write the expression in the standard form a + bi.-2i(-7 + 8i)
A. -16 + 14i B. 16 + 14i C. 14i - 16i2 D. 14i + 16i2
Use transformations to graph the function. Determine the domain, range, and horizontal asymptote of the function.f(x) = -2x+3 + 4
A. domain: (-?, ?); range: (-?, -4)
horizontal asymptote: y = -4 
B. domain: (-?, ?); range: (-?, -4)
horizontal asymptote: y = -4
C. domain: (-?, ?); range: (-4, ?)
horizontal asymptote: y = 4
D. domain: (-?, ?); range: (-?, 4)
horizontal asymptote: y = 4