Question

what is the formula of sin^2A=​

Answer 1

Step-by-step explanation:

sin 2A in Terms of A | Double Angle Formulae for sin 2A | sin 2A = 2 sin A cos A.

Answer 2

Answer:

sin 2A = 2 sin A cos A.

Step-by-step explanation:

if you know the formula of sin(A+B) that is :

Sin(A+B)=sinAcosB+cosAsinB

Now replace B with A and formula becomes

SinAcosA+sinAcosA=2sinAcosA