Use the properties of logarithms to write the expression in terms of and

log x + 8log y

Mathematics

Simplify the expression so that no negative exponents appear in the final result. Assume all variables represent nonzero numbers.(72 ? 65)-3

A.
B.
C. 7⁷ ? 6⁷
D. 7⁶ ? 6¹⁵

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Mathematics

Decide whether the given number is a solution of the given equation.x - 8 = 2; -6

A. not a solution B. solution

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Mathematics

Solve the following system by any appropriate method. If there is no real number solution, so state.xy = 20x + y = -9

A. (-4, 5), (-5, 4) B. (4, 5), (5, 4) C. (4, -5), (5, -4) D. (-4, -5), (-5, -4)

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Mathematics

Test the equation for symmetry with respect to the x-axis, the y-axis, and the origin.y = -2x3 + 9x

A. x-axis, origin B. origin only C. x-axis, y-axis D. x-axis only

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Mathematics