Solve the problem.If cos 2? = - , and   < 2? < ?, then find sin ?.

A. - 
B.
C. - 
D.


Answer: D

Mathematics

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Divide using long division.

A. p - 9 + 
B. p + 3 + 
C. p - 3 + 
D. p - 3

Mathematics

Graph the function.f(x) =   

A.

B.

C.

D.

Mathematics

Multiply and simplify. ? 

A.
B.
C.
D.

Mathematics

Solve the equation in the real number system.x4 - 8x3 + 16x2 + 8x - 17 = 0

A. {-4, 4} B. {-1, 4} C. {-1, 1} D. {-4, 1}

Mathematics