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If sinalpha+cosalpha=(1)/(5), find tan((...

If `sinalpha+cosalpha=(1)/(5),` find `tan((alpha)/(2)).`

A

`1 or (-1//2)`

B

`2 or (-1//3)`

C

` 3 or (-1//4)`

D

none of these

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The correct Answer is:
B
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MARVEL PUBLICATION-TRIGONOMETRIC FUNCTIONS OF COMPOUND ANGLES AND FACTORIZATION FORMULAE-MCQs
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