Write the expression using exponents.(-7)(-7)(-7)(-7)(-7)

A. 5-7
B. 75
C. -35
D. (-7)5


Answer: D

Mathematics

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Provide an appropriate response.Marcella is nearing retirement age and has some money to invest. She is deciding between Fund A which in the past has grown by a mean of 7% per year with a standard deviation of 2% and Fund B which has grown by a mean of 10% with a standard deviation of 6%. Which fund should she choose? Explain your thinking.

What will be an ideal response?

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Write down all the subsets of the given set.{p, q, r}

A. ?, {p}, {q}, {r}, {p, q}, {p, r}, {q, r} B. {p}, {q}, {r}, {p, q}, {p, r}, {q, r}, {p, q, r} C. ?, {p}, {q}, {r}, {p, q}, {p, r}, {q, r}, {p, q, r} D. ?, {p}, {q}, {r}, {p, q}, {p, r}, {q, r}, {p, p}, {q, q}, {r, r}, {p, q, r}

Mathematics

How many minutes there are in 2 hours? 

A. 125 B. 120 C. 95 D. 110 E. 180

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Solve the problem.Find the complement of an angle whose measure is .

A.
B.
C.
D.

Mathematics