Find the unknown diameter or radius in the figure.

A. 58 m
B. 14.5 m
C. 9.7 m
D. 87 m


Answer: B

Mathematics

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Provide an appropriate response.Starting with a tone having a frequency of 192 cycles per second, find the frequency of the tone that is three octaves higher.

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Find the domain of the composite function f?g. Write the domain in interval notation.f(x) = 2x + 12; g(x) = 

A. [-6, ?) B. (-?, -6] ? [0, ?) C. [0, ?) D. (-?, ?)

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Solve the inequality. Express your answer using interval notation. Graph the solution set.x(25x - 4) ? (5x + 1)2

A.

B.

C.

D.

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Factor out the largest possible common factor.x(y + 7) + 8(y +7)

A. (y +7)(x + 8) B. 8x(y +7) C. 7y(x + 8) D. (xy + 7x) + (8y + 56)

Mathematics