Question

Root3tan2x=sin30degree+sin45degree cos45degree +2sin90degree

Answer 1

Answer:

tan3x = sin45°cos45° + sin30°

= (1/√2)×(1/√2) + 1/2

= 1/2 + 1/2

= 1

tan 45° = 1

so, 3x = 45

⇒x = 15°