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Sec∅+tan∅=1/p show that=cos∅=2p/p²+1 |
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Answer» -STEP EXPLANATION:secΦ+tanΦ=1/psecΦ-tanΦ=pAdding both we GET 2secΦ = ( 1+p²)/psecΦ = (1+p²)/2pcosΦ = 2P/(1+p²) |
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