Find the domain of the composite function f ? g.f(x) = 7x + 42; g(x) = x + 1
A. {x 
B. {x 
C. {x 
D. {x 
Answer: C
Mathematics
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Use the graph of a power function and transformations to sketch the graph of the polynomial function.f(x) = x5 - 4
A. 
B. 
C. 
D. 
Mathematics
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log2
A. 5log2x - 8log2y
B. 8log2y - 5log2x
C. 5log2x + 8log2y
D. 
log2
Mathematics
For the given functions f and g, find the requested composite function value.f(t) = 
, g(t) = 
;
Find (f ? g)(9).
A. 360 B. 625 C. 31 D. 25
Mathematics
Write the number mentioned in the statement in scientific notation.It has been estimated that the average American watches 58,240 hours of television in a lifetime.
A. 5.824 × 104 B. 5.824 × 103 C. 5.824 × 105 D. 58.24 × 103
Mathematics