Solve the equation. Give an exact solution.log5(x + 7) + log5(x - 7) = 1

A.
B. 5
C. 54
D. 3

Answer: D

Mathematics

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Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the . y = , y = 0, 0 ? x ? 

A. 2?
B. 6?
C. ?
D. 3?

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Mathematics

Find the function value to four decimal places.Find sin ? when cos ? = 0.9394 and tan ? > 0.

A. 0.3429 B. 2.9163 C. 0.3650 D. 2.7395

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Mathematics

Fill in the blanks.522 =   so  = 52.

A. 2704, 2704 B. 104, 52 C. 2704, 52 D. 52, 2704

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Mathematics

Divide, if possible. Write the answer in simplest form.3 ÷ 9

A.  
B.  
C.
D.  

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Mathematics