Solve the following equations for A, if : √3 cot 2 A = 1

cot 2 A = 1 ⇒ cot 2A = ⇒ cot 2A = cot 60° So, 2A = 60° ⇒ A = ⇒ A = 30° Hence, A = 30°.

Mathematics

6 Likes

${\sqrt3}$ cot 2 A = 1

⇒ cot 2A = $\dfrac{1}{\sqrt3}$

⇒ cot 2A = cot 60°

So, 2A = 60°

⇒ A = $\dfrac{60°}{2}$

⇒ A = 30°

Hence, A = 30°.

Answered By

4 Likes