Question

2 sin 15º. cos 15º =​

Answer 1

Answer:

1/2

Step-by-step explanation:

as we all know that 2 sin x cos x = sin 2 x

then 2 sin 15 cos 15 = sin (2*15) = sin 30

and we all know that the value of sin 30 is 1/2

therefore the value of 2 sin 15 cos 15 = 1/2

I hope this helps!