(secA + tan A)(1-sinA)
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Step-by-step explanation:
(secA+tanA)(1-sinA)
=secA+tanA-secA×sinA-tanA×sinA
=(1/cosA)+tanA-tanA-(sin²A/cosA)
=(1/cosA)-(sin²A/cosA)
=(1-sin²A)/cosA
=cos²A/cosA
=cosA
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Answer:
the answer of the question is cosA
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