Write as the sum and/or difference of logarithms. Express powers as factors.log2

A. 4log2x - 6log2y
B. log2
C. 6log2y - 4log2x
D. 4log2x + 6log2y


Answer: A

Mathematics

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Graph the function. Describe its position relative to the graph of the indicated basic function.f(x) = 2x+1 - 3; relative to f(x) = 2x

A. Moved right 1 unit(s);
moved up 3 unit(s)

B. Moved left 1 unit(s);
moved down 3 unit(s)

C. Moved left 1 unit(s);
moved up 3 unit(s)

D. Moved right 1 unit(s);
moved down 3 unit(s)

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Find the quotient.

A. 0.004767 B. 0.0004767 C. 476.7 D. 4767

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Use your estimation skills and the percent shortcuts to select the most reasonable answer. Do not write an equation and solve it.75% of $1380 is how much?

A. $460 B. $2415 C. $345 D. $1035

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Graph the equation.25x2 - 4y2 = 100

A.

B.

C.

D.

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