Solve the equation.log32 x = 

A.
B.
C. {5}
D. {2}


Answer: D

Mathematics

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Solve the problem.Suppose the current cost of gasoline is $3.07 per gallon. Find the current price index using the 1975 price as the reference value. In 1975, the cost of gasoline was 56.7 cents per gallon.

A. 250.3 B. 5.4 C. 541.4 D. 18.5

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Find the area of a sector of a circle with radius r and central angle ?. Round your answer to one decimal place.? = , r = 5.0 ft

A. 5.2 ft2 B. 11.0 ft2 C. 52.4 ft2 D. 26.2 ft2

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Graph the exponential function.f(x) = x

A.

B.

C.

D.

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Use Descartes' rule of signs to find the number of possible positive, negative, and nonreal roots for the following equation. ? ?

A. 0 positive; 1 negative; 4 nonreal B. 0 positive; 0 negative; 5 nonreal C. 0 positive; 0 or 2 negative; 3 or 5 nonreal D. 2 positive; 1 or 3 negative; 2 or 0 nonreal E. none of these

Mathematics