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Solve the Equation in [0, 2π) Using Identities

Question 90

Multiple Choice

Solve the equation in [0, 2π) using identities. cos(8x) cos(5x) + sin(8x) sin(5x) + cos(3x) + 1 = 0


A) Solve the equation in [0, 2π) using identities. cos(8x) cos(5x) + sin(8x) sin(5x) + cos(3x) + 1 = 0 A) B) C) D)
B) Solve the equation in [0, 2π) using identities. cos(8x) cos(5x) + sin(8x) sin(5x) + cos(3x) + 1 = 0 A) B) C) D)
C) Solve the equation in [0, 2π) using identities. cos(8x) cos(5x) + sin(8x) sin(5x) + cos(3x) + 1 = 0 A) B) C) D)
D) Solve the equation in [0, 2π) using identities. cos(8x) cos(5x) + sin(8x) sin(5x) + cos(3x) + 1 = 0 A) B) C) D)

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