1. Use basic identities to simplify the expression secx cos x + cos x 2. Verify the identity sin²x+sec²x-1= (1-cos² x)(1+cos³x) cos²x 3. Find the exact value of tan() using the sum and difference formulas. secx

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A: Formulas Used-cosec(-∅)=-cosec∅cosec(360+∅)=cosec∅cosec(90+∅)=sec∅ Note- Since multiple questions…

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