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2.94 (-€((७न का + iol = न 3 दि3 P |
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Answer» p = tanФ + secФp -secФ = tanФp² + sec²Ф - 2 p secФ = tan²Ф= sec²Ф - 1So secФ = (p² + 1) / 2p so cosФ = 2p/(1+p²)sinФ = √[1 - cos²Ф ] = (p²-1)/(1+p²) Samagh nahi aa rha |
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