Solve.Last year Melanie spent 0.2014 of her income for insurance. Express this as a percent.
A. 0.002014%
B. 0.02014%
C. 2.014%
D. 20.14%
Answer: D
Mathematics
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Sketch the graph of the function.y = -1 + 3 sin 2x
A.
B.
C.
D.
Mathematics
Solve the problem.Suppose that the revenue from selling x radios is r(x) = 70x - dollars. Use the function r '(x) to estimate the increase in revenue that will result from increasing production from 120 radios to 121 radios per week.
A. $45.80 B. $46.00 C. $94.00 D. $58.00
Mathematics
Evaluate the function as indicated.Find f(-1.3) when f(x) = -19.
A. -19 B. 19 C. -1.3 D. 24.7
Mathematics
Simplify the expression.
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Assume that denominator is not 0.
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A. ?
B. ?
C. ?
D. ?
Mathematics