Subtract.691 - 21

A. 670
B. 660
C. 682
D. 770

Answer: A

Mathematics

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Evaluate the integral.

A. - cot36x + cot2 6x + x + C
B. - cot36x + cot 6x + x + C
C. - cot36x + cot 6x + C
D. - cot36x + cot 6x + x + C

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Use the fundamental identities to find the value of the trigonometric function.Find cot ?, given that cos ? =  and ? is in quadrant IV.

A. - 
B. - 
C.
D. - 

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Evaluate the expression.

A. 70 B. 1680 C. 140 D. 35

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Find the zeros of the function. Give exact answers.f(x) = x2 - 3x - 8

A.
B.
C.
D.

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Mathematics