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 :
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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 :
- 12false
- 21false
- 33true
- 42√5false
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