Express as a single logarithm.log2x4 + log2x4 - log2x

A. log₂x^9/2
B. log₂x⁸
C. log₂x⁷
D. log₂x^17/6

Answer: D

Mathematics

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Find the requested function value of ?.Find cos ?, if sec ? = 9.

A. 0.1111 B. 0.1250 C. -0.1250 D. -0.1111

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Simplify the expression. The result will be one of sin x, cos x, tan x, cot x, sec x, csc x.cos x(tan x + cot x)

A. csc x B. sin x C. cot x D. sec x

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Simplify by combining like terms.-10.6 + 6.6x - 11.0 - 1.7x

A. 5.9x - 21.6 B. 4.9x + 0.4 C. 5.3x D. 4.9x - 21.6

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Provide an appropriate response.In right triangle ABC with right angle C, find the indicated part. Round to four significant digits. Find c if a = 9 in. and b = 7.2 in.

Fill in the blank(s) with the appropriate word(s).

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Mathematics