Simplify by using the order of operations. Round your answer to the nearest hundredth, if necessary.6.38 ÷ 7.11 ? 9.47
A. 8.50
B. 22.96
C. 4.79
D. 0.09
Answer: A
Mathematics
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Evaluate the expression without using a calculator. 128(-1/7)
A. -2
B. 128
C. -128
D. 
E. 
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Given y = f(u) and u = g(x), find dy/dx = f'(g(x))g'(x).y = sin u, u = 2x + 12
A. 2 cos (2x + 12) B. - cos (2x + 12) C. cos (2x + 12) D. - 2 cos (2x + 12)
Mathematics
Determine whether the sequence is geometric.an = 10-n
A. Geometric B. Not geometric
Mathematics
Change the decimals to their fraction or mixed-number equivalents, and reduce answers to lowest terms.15.8
A. 1
B. 
C. 1
D. 15
Mathematics