Question

if sin a + cosec a=2 then prove that sin^na +cos^na =2​

Answer 1

Step-by-step explanation:

sinA + cosec A = 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.

Answer 2

Answer:

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