Use the change of base formula and a calculator to approximate the logarithmic expression. Round your answer to four decimal places.log1687.1
A. 0.7359
B. 3.1441
C. 1.6112
D. 0.6207
Answer: C
Mathematics
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What will be an ideal response?
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Evaluate the expression using the order of operations.-6 - 
A. -18 B. 18 C. -30 D. 30
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Use proportions to solve the problem.If a spring stretches 0.8 meter when a 4-kilogram weight is attached to it, how much will it stretch when a 6-kilogram weight is attached to it?
A. 4.2 m B. 1.2 m C. 0.2 m D. 3.2 m
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Simplify the expression. Assume that variables can represent any real number.
A. 
B. -x + 5
C. x - 5
D. -
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