Question

Prove that cot 23× cot22 /cot 22+ cot23 =1​

Answer 1

Answer:

look below

Step-by-step explanation:

Write it so you can see it better

$\frac{cot(23)cot(22)}{cot(22)cot23} =1$

Cancel like terms

$\frac{1*1}{1*1}$=1

Simplify and you get 1=1