Question

1 + cot2 thita = cosec2 thita

Answer 1

Step-by-step explanation:

the main equation for this is

sin²x + cos²x = 1

dividing the whole equation by sin²x

we get

sin²x / sin²x + cos²x / sin² x = 1 / sin²x

1 + cot²x = cosec²x { cosx / sin x = cot x , 1 / sinx = cosec x }

hence proved