Calculus Archive: Questions from December 31, 2023
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10) If \( \log y=\tan x \), show that \( -i)\left(1+x^{2}\right) y_{2}+(2 x-1) y_{1}=0 \) \[ \therefore i\left(1+x^{2}\right) y_{n+2}+y_{n+1}(2 n x+2 x-1)+(n+1) y_{n}=0 \]1 answer -
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1 answer