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Please answer the following question. A 10-point question on a quiz asks students to verify the identity sin x-cos' x = sin x - cos

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Please answer the following question. A 10-point question on a quiz asks students to verify the identity sin x-cos' x = sin x - cos x sin c+cos x One student begins with the left side and obtains the right side as follows: sin x-cos' x sing x cos x = sin x - Cos c sin c +cos a sin x COS How many points (out of 10) would you give this student? Explain your

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