Solve.x2 - x = 72

A. {-8, 9}
B. {8, 9}
C. {-8, -9}
D. {1, 72}


Answer: A

Mathematics

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Use trigonometric identities to find the exact value.

A. - 
B. - 
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D. - 

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Find the product, if possible.   

A.

B.

C.

D.

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