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The expression (tan A)/(1-cotA)+(cot A)/...

The expression `(tan A)/(1-cotA)+(cot A)/(1-tan A)` can be written as

A

`sinA+cosA+1`

B

`secAcosecA+1`

C

`tanA+cotA`

D

`secA+cosecA`

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The correct Answer is:
B
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