Write the prime factorization for the number.8775
A. 3 ? 3 ? 3 ? 5 ? 5 ? 5 ? 13
B. 3 ? 3 ? 3 ? 3 ? 5 ? 13
C. 3 ? 5 ? 5 ? 5 ? 5 ? 13
D. 3 ? 3 ? 3 ? 5 ? 5 ? 13
Answer: D
Mathematics
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A. 0 B. - 2 C. - 4 D. Does not exist
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Solve the problem.Tides go up and down in a 14.8-hour period. The average depth of a certain river is 7 m and ranges from 4 to 10 m. The variation can be approximated by a sine curve. Write an equation that gives the approximate variation y, if x is the number of hours after midnight and high tide occurs at 5:00 am.
A. y = 7 sin
B. y = 3 sin
C. y = 3 sin
D. y = 7 sin
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A.
B.
C.
D.
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Write the expression as a pure imaginary number.
A. -6i
B. i
C. ±6
D. 6i
Mathematics