Question

Verify each of the following:

(iii) `2 sin 30^0 cos 30^0`

Answer 1

`2 sin 30^0 cos 30^0`

=`2xx1/2xxsqrt(3)/2=sqrt(3)/2`

Also, sin `60^0 = sqrt(3)/2`

∴ `2  sin 30^0  cos 30^0= sin 60^0`