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Q:

In △ABC, right angle at B, if   $$tan\ A={1\over 2}$$, then the value of $$sinA(cosC+cosA)\over cosC(sin C-sinA)$$ is :

  • 1
    2
  • 2
    1
  • 3
    3
  • 4
    2√5
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Answer : 3. "3"

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