Evaluate the expression.(f ? g)(-4) when f(x) = -6x - 6 and g(x) = 5x2 - 3x + 4.
A. 1570
B. 18
C. 40
D. -582
Answer: D
Mathematics
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Use a calculator to approximate the number. (Round your answer to three decimal places.)
?
A. -1.666 B. 5.474 C. -5.474 D. 0.789 E. 5.605
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Determine whether the sequence is geometric.an = 8 - 8n2
A. Geometric B. Not geometric
Mathematics
Simplify.
A. 
B. 
C. 
D. 
Mathematics
Divide.(x2 - 16x + 63) ÷ (x - 7)
A. x - 9 B. x + 9 C. x + 7 D. 9 - x
Mathematics