Question: In Exercises (x) = 2 cos(4x + ) - 1. Which of the following is the range of ? (A) (-3 ,1) (B) [-3,

In Exercises ∫(x) = 2 cos(4x + π ) - 1.

Which of the following is the range of ∫?

(A) (-3 ,1)

(B) [-3, 1]

(C) (-1, 4)

(D) [-1, 4]

(E) (-∞, ∞)

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