Evaluate the integrals in Exercises 33–52.
∫ eˣ sec³(eˣ) dx

Evaluate the integrals in Exercises 33–52.

∫ sec³(x) tan³(x) dx

Evaluate the integrals in Exercises 31–56. Some integrals do not require integration by parts.

∫ x² sin(x³) dx

Evaluate the integrals in Exercises 31–56. Some integrals do not require integration by parts.

∫ sin(2x) cos(4x) dx

Evaluate the integrals in Exercises 33–52.

∫ sec⁴(x) tan²(x) dx

Evaluate the integrals in Exercises 33–52.

∫ tan⁴(x) sec³(x) dx

Evaluate the integrals in Exercises 33–52.

∫ sec⁶(x) dx

Use any method to evaluate the integrals in Exercises 65–70.

∫ sin³(x) / cos⁴(x) dx

Use any method to evaluate the integrals in Exercises 65–70.

∫ cot(x) / cos²(x) dx