Question

For θ = 30°, the value of (2 sin θ cos θ) is ______.

विकल्प

• 1

• `sqrt3/2`

• `sqrt3/4`

• `3/2`

Answer 1

For θ = 30°, the value of (2 sin θ cos θ) is `bbunderline(sqrt3/2)`.

Explanation:

Given, θ = 30° 

then `2 sin30^circ . cos30^circ = 2 xx 1/2 xx sqrt3/2 = sqrt3/2`