Simplify.
A. x2
B. 2x
C. -16
D. 16
Answer: B
Mathematics
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Express in terms of sums and differences of logarithms.log 
A. log (2x + z) - 5 log y B. (log x)2 + log z - (log y)5 C. 2 log x + log z - 5 log y D. 2 log x ? log z - 5 log y
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Simplify.2(5x + 7)
A. 5x + 14 B. 10x + 14 C. 24x D. 10x + 7
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Identify the curve as simple, closed, both, or neither.
A. Closed B. Simple C. Both D. Neither
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Solve the problem.Given f(x) = x3 - 6x2 + 3x - 1, find f(-4).
A. -94 B. -172 C. -173 D. 27
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