Integrate the function $9x$ from 0 to $2$

Evaluate the integral

$\int_2^3\frac{1}{\sqrt{x-1}}dx$

Evaluate the integral

$\int_2^3\frac{1}{\sqrt{x-1}}dx$

Evaluate the integral

$\int_0^1\left(\frac{ln\left(x\right)}{x}\right)dx$

Evaluate the integral

$\int_0^1\left(\frac{ln\left(x\right)}{x}\right)dx$

Evaluate the integral

$\int_0^{\infty}\left(\frac{1}{x^2}\right)dx$

Evaluate the integral

$\int_0^1\left(\frac{3}{x^5}\right)dx$

Evaluate the integral

$\int_1^{\infty}\left(\frac{1}{x^2}\right)dx$