Rewrite the expression as a sum, difference, or multiple of logarithms.ln 

A. ln(1x - 15)
B. ln(2x - 7) - ln(x + 8)
C. ln(x + 8) - ln(2x - 7)
D. ln(2x - 7) + ln(x + 8)


Answer: B

Mathematics

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Solve.(x + 5)2/5 = 16

A. x = -1029, x = 1019 B. x = -9, x = 9 C. x = -1024, x = 1024 D. x = -1019, x = 1029

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Use the rules of exponents to simplify the expression. Write the answer with positive exponents. Assume that all variables represent positive real numbers.

A.
B. x34/5
C.
D. x22/5

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Use the quadratic formula to solve the quadratic equation.5y2 + 1 = y

A.
B. y = 2, 
C.
D. - 

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