Solve the problem.If f(x) = 4x and g(x) = 4x - 5, find (fg)(x).
A. 8x2 - 5x
B. 16x2 - 20x
C. 16x - 20
D. -16x2 - 20x
Answer: B
Mathematics
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Write the number in expanded form.507
A. 5(10)+ 0(100) + 7(1000) B. 5(100) + 0(10) + 7(1) C. 5(1000) + 0(100) + 7(10) D. 5(1) + 0(10) + 7(100)
Mathematics
Find the vertical asymptote(s) of the graph of the given function. g(x) = 
A. y = -3 B. y = 9 C. x = 9 D. x = -3
Mathematics
Rationalize the numerator. Assume that variables represent positive values.
A. 
B. 
C. 
D. 
Mathematics
Solve.
(x + 6) = 
(x + 8)
A. x = -12 B. x = 3 C. x = -1 D. x = 1
Mathematics