Question

{(sin^2)15/2° + (cos^2)15/2°} - {(sin^2)30° + (cos^2)30°} + {(sin^2)7° + (cos^2)7°}

Answer 1

Answer:

Answer is 1.

Step-by-step explanation:

HOPE IT HELPS!!!

MARK ME AS BRAINLIST!!!❤️❤️❤️