CTEVT Prep
Practice
Question Bank
Mock Test
Papers
Guidance
AI Assist
Log In
Sign Up
Back to Practice
medium • Past Paper
Simplify: sin(A+B)sin(A-B).
A
sin^2 A - sin^2 B
B
cos^2 A - cos^2 B
C
sin^2 A + sin^2 B
D
1