Question

Find the value of x in each of the following :

$\sqrt{3}\tan 2x=\cos 60°+\sin 45°\cos 45°$

Answer 1

We have,

…… (1)

Now we know that

and

Now by substituting above values in equation (1), we get,

Therefore,

…… (2)

Since,

…… (3)

Therefore by comparing equation (2) and (3)

We get,

Therefore,