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Question

If cosecA=2, find the value of 1tanA+sinA1+cosA

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Solution

Given, cscA=2

We know,
sinA=1cscA=12

And, sin30=12

A=30

tan30=13 and cos30=32

To find the value of 1tanA+sinA1+cosA

=1tan30+sin301+cos30

=113+121+32

=3+122+32

=3+12+3

=23+3+12+3

=23+42+3

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