Question Number 34681 by math khazana by abdo last updated on 09/May/18
$${calculate}\:\:{lim}_{{x}\rightarrow\mathrm{0}} \:\:\left\{\:\frac{\mathrm{1}+{tanx}}{\mathrm{1}+{thx}}\right\}^{\frac{\mathrm{1}}{{sinx}}} . \\ $$
calculate-lim-x-0-1-tanx-1-thx-1-sinx-