Maths Trigonometry ....
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Step-by-step explanation:
(secθ-tanθ)²(1+sinθ)
=(1-sinθ/cosθ)²(1+sinθ)
=(1-sinθ)²(1+sinθ)/(1-sin²θ)
=(1-sinθ)²(1+sinθ)/(1+sinθ)(1-sinθ)
=(1-sinθ)
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Answer:
hence proved dude........
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