Integral of a Product of Different-Frequency Cosines
$$\int\cos(ax)\cos(bx)\,dx=\frac{1}{2}\int[\cos((a-b)x)+\cos((a+b)x)]\,dx$$
Usage
- Used to integrate products of cosine functions with different frequencies.
---
Sign in
Please select an account to continue using cracku.in
↓ →
CAT Formulas
Indefinite Integration
Integral of a Product of Different-Frequency Cosines
Integral of a Product of Different-Frequency Cosines
$$\int\cos(ax)\cos(bx)\,dx=\frac{1}{2}\int[\cos((a-b)x)+\cos((a+b)x)]\,dx$$
Usage
- Used to integrate products of cosine functions with different frequencies.
---
Start your IIM journey with the right preparation and crack CAT 2026.
Educational materials for CAT preparation