Use the formula ∫u2−a2du=2uu2−a2−2a2ln(∣∣u+u2−a2∣∣)+C | Chegg.com

Use the formula ∫u2−a2du=2uu2−a2−2a2ln(∣∣u+u2−a2∣∣)+C | Chegg.com