Solve the equation. Express radicals in simplest form.m2 = 72.25

A. {-8.5, 8.5}
B. {8.5}
C. {-9, 9}
D. ?

Answer: A

Mathematics

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

A. 3 ln(2x + 10) - 2 ln 7x
B.  ln(2x + 10) - ln 7 + 2 ln x
C.  ln 2x + ln 10 -2 ln 7x
D.  ln(2x + 10) - ln 7 - 2 ln x

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Multiply.(-0.5)(3.76)

A. 4.26 B. 3.26 C. 1.88 D. -1.88

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Find the least common multiple (LCM) of the list of numbers.10, 8

A. 160 B. 80 C. 40 D. 2

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Convert the measurement as indicated.8 gal to quarts

A. 70 qt B. 32 qt C. 35 qt D. 16 qt

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Mathematics