English

Second

asasfasfasf

  \boxed{f(x)=\int_1^{\infty}\frac{1}{x^2}\,\mathrm{d}x=1}

first attempt

sadassdasdkwjefkwejfhwkejwkejfwkejweg

wegkwhebfkwejwkejbwe

weglwjebgwjegbwejgbwlejgb

wegljwebgwkjegbwkegjb

Here is an interesting video :