Simplify by factoring out the given factor.15s1/7 - 7s-3/7; s-3/7

A. s1/3(15 - 7s4/7)
B. s1/7(15s4/7 - 74/7)
C. s-3/7(15s4/7 - 7s)
D. s-3/7(15s4/7 - 7)

Answer: D

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Use the fundamental identities to simplify the expression. + sec ? cos ?

A. tan2? B. csc2? C. 1 D. sec2?

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Solve the equation.(y - 3) - (y + 7) = 4y

A. -
B. -
C.
D. - 10

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A. 52 B. 96 C. 180 D. 48

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Simplify the factorial expression.

A.
B.
C.
D. 100n² - 10n

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