Math, asked by PrajwalR758, 5 months ago

CosecA=2 1/tanA+sinA/1+cosA

Answers

Answered by Anonymous

5

Answer:

Step-by-step explanation:

cosecA=2

sinA = 1/2

A = 30 degrees

1/tanA+sinA/1+cosA = 1/tan30 +sin30/1+cos30

= √3 + (1/2) / 1+√3/2

= √3 + 1/(2+√3)

= √3 + 2-√3 [ Rationalizing 1/(2+√3) to get (2-√3) ]

1/tanA+sinA/1+cosA = 2

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