Question

1+cosA/ sin^2 A = 1/1-cosAplz prove this​

Answer 1

Answer:

Step-by-step explanation:

1+cosA/ sin²A

= 1 + CosA / 1 - Cos²A (∵ Sin²A = 1 - Cos²A)

= 1 + CosA / (1 +CosA)(1 - CosA)

= 1 / 1 - CosA

= R.H.S

Hence proved