Rewrite as a single logarithm using the product rule for logarithms. Assume all variables represent positive real numbers.log57 + log511

A. log1077
B. log577
C. log518
D. log1018


Answer: B

Mathematics

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Perform the indicated operation. Simplify if possible. + 

A.
B.
C.
D. 1

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A. 62 B. 64 C. -11 D. 63

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Solve the problem.The number of reports of a certain virus has increased exponentially since 1960. The current number of cases can be approximated using the function  where t is the number of years since 1960. Estimate the of cases in the year 2000.

A. 1109 cases B. 416 cases C. 517 cases D. 554 cases

Mathematics

Solve the problem. Round to the nearest tenth, if necessaryThe part is 95 and the percent is 26. Find the whole.

A. 182.7 B. 365.4 C. 27.4 D. 36.5

Mathematics