Question

if sinA+ CosecA = 2 prove that Sin ^n A + cos ^ nA = 2​

Answer 1

Answer:

sinA+cosecA=2

Squaring both sides, we get

⇒(sinA+cosecA)

2

=4

⇒sin

2

A+cosec

2

A+2=4

⇒sin

2

A+cosec

2

A=2

Hence, the answer is 2.

not sure about this ans