What is the integral of 1/√(1 - x^2) dx?

What is the integral of 1/(1 + x^2) dx?

Evaluate ∫ 1/x^2 dx using the power rule.

Use a table of integrals to evaluate the definite integral:

${\int }_4^8\frac{dy}{y\sqrt{y^2-16}}$

Evaluate the integral: $\int \frac{dx}{\sqrt{x^2-25}}$, $x>5$