Use the rules of exponents to simplify the expression. Use positive exponents to write the answer.-4

A.
B.
C.
D.


Answer: C

Mathematics

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Reverse the order of integration and then evaluate the integral.

A. (e - 1)
B. (e - 1)
C. (2e - 1)
D. (2e - 1)

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Solve the problem.The cost of tuition at a community college is given by C(x) = 490 + 54x, where x is the number of credit hours. Interpret the slope of this function as a rate of change.

A. The tuition at the community college increases by $54 for each additional credit hour. B. The tuition at the community college increases by $490 for each additional 54 credit hours. C. The tuition at the community college increases by $490 for each additional credit hour. D. The number of credit hours increases by 54 for each increase of $490 in tuition.

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Solve the problem.A salesperson earned $300 a week plus a bonus of $23 for each service contract sold. What is the weekly pay if 6 service contracts were sold?

A. $138 B. $300 C. $438 D. $538

Mathematics

Find all cube roots of the complex number. Leave answers in trigonometric form.4 - 4i

A.  cis 100°,  cis 220°,  cis 340°
B.  cis 60°,  cis 180°,  cis 300°
C.  cis 80°,  cis 200°,  cis 320°
D.  cis 100°,  cis 220°,  cis 340°

Mathematics