Question

evaluate (cosectheta- cot theta) ^2= 1-cos theta/ 1+ cos theta​

Answer 1

Answer:

$➜\sf\red{Answer:-}$

Taking the L.H.S,

(1 – cos^2 A) cosec^2 A

= (sin^2 A) cosec^2 A [∵ sin^2 A + cos^2 A = 1 ⇒1 – sin^2 A = cos^2 A]

= 12

= 1 = R.H.S

– Hence Proved

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Answer 2

Answer:

the above attachment will help you

Step-by-step explanation:

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