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Secθ−tanθ=3 then find cosθ |
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Answer» ONG>ANSWER: sectheta-tantheta=3.....1 sectheta+tantheta=1/3.....2 1+2 2sectheta=3+1/3 2sectheta=10/3 sectheta=10/6 costheta=6/10=3/5 |
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