Write the expression as one logarithm.log5 9 - log5  a

A. log5  
B. log10  
C. log5  
D. log5  9 - a

Answer: C

Mathematics

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Subtract.0.56 - (-0.34)

A. 0.22 B. 0.1904 C. 1 D. 0.9

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Solve.The volume V of a given mass of gas varies directly as the temperature T and inversely as the pressure P. If V = 290.0 in.3 when T = 290° and P = 10 lb/in.2, what is the volume when T = 190° and P = 10 lb/in.2?

A. 160.0 in.3 B. 220.0 in.3 C. 180.0 in.3 D. 190.0 in.3

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Find the slope of the line containing the pair of points.(-5, -8) and (-2, 1)

A. 3 
B.  
C. - 3
D. 1 

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Rewrite the given expression using an appropriate variable. Use the first letter of the given word as the variable.99 - (Years)

A. Y ÷ 99 B. 99 ? Y C. 99 - Y D. 99 + Y

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Mathematics