Solve.Let log b A = 1.830 and log b B = 0.28. Find log b .

A. 0.512
B. 1.830
C. 1.550
D. 2.110


Answer: C

Mathematics

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Divide and simplify.-  ÷ 

A.
B. 15
C.
D.

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Solve the problem.The decay of 569 mg of a radioactive substance is given by A(t) = 569e-0.029t, where t is time in years. Find the amount left after 81 years.

A. 54 B. 27 C. 53 D. 553

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Express as a single logarithm and, if possible, simplify.6logc x - logc y

A. logc  
B. logc (x6 - y)
C. logc x6 ÷ logc y
D. logc 

Mathematics