Graph the function. Show at least one period.y = 4 sin(2?x + 2)

A.

B.

C.

D.

Answer: D

Mathematics

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Find the exact value by using a half-angle identity.sin 

A.  
B.
C.  
D.

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Perform the indicated operation. If possible, simplify.Multiply:

A. cos2 x B. - cos2 x C. sin2 x - 2sin x - 1 D. sin2 x - sin x - 1

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Mathematics

Solve the system of equations using Gaussian elimination or Gauss-Jordan elimination. x - 5y = -192x - 5y = -18

A. (2, 3) B. (1, 4) C. (2, 1) D. No solution

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Mathematics

Perform the indicated operations.-9(4 - 2) - 33

A. -45 B. 9 C. 27 D. 2

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Mathematics