. If sec (x) = 4 and 270°

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Q: 13.) An expression is shown: 3(1 + 2) + (5 + 2)². Simplify the expr

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A: We have to write the relation between cosine and secant.

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A: I am attaching image so that you understand each and every step.

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Q: D. The equation of the trigonometric function is given below. Find the amplitude, period, phase y =…

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Q: TRIGONOMETRIC EQUATION AND IDENTITIES (UPVOTE

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