Simplify the expression. Express the answer so that only positive exponents occur. Assume that all variables are positive.(x6y3)1/3
A. x2y
B. x2
C. x6y
D. x2|y|
Answer: A
Mathematics
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Use logarithmic differentiation to find the derivative of y with respect to the independent variable.y = x6 sin x
A. 6 sin x ln x
B. 6 x6 sin x
C. x sin x
D. 6 cos x ln x + 
Mathematics
Solve the equation by the zero-factor property.(x - 2)(x + 7) = 0
A. {-2, 7} B. {±2, ±7} C. {2, 7} D. {2, -7}
Mathematics
Solve the problem. Where appropriate, round to the nearest tenth of a percent.Sales of frozen pizza for a club fundraiser increased from 500 one year to 540 the next year. What was the percent increase?
A. 7.4% B. 92.6% C. 92% D. 8%
Mathematics
Change to the equivalent decimal.32
A. 1.71 B. 1.39 C. 83.051 D. 32.39
Mathematics