Solved papers for JEE Main & Advanced JEE Main Paper (Held On 12 May 2012)

done JEE Main Paper (Held On 12 May 2012) Total Questions - 1

• question_answer1) If \[f'(x)=\sin (\log x)\]and \[y=f\left( \frac{2x+3}{3-2x} \right),\] then\[\frac{dy}{dx}\] equals     JEE Main Online Paper (Held On 12 May 2012)
  A)
  \[\sin \left[ \log \left( \frac{2x+3}{3-2x} \right) \right]\]
  done clear
  B)
                         \[\frac{12}{{{\left( 3-2x \right)}^{2}}}\]
  done clear
  C)
                         \[\frac{12}{{{\left( 3-2x \right)}^{2}}}\sin \left[ \log \left( \frac{2x+3}{3-2x} \right) \right]\]
  done clear
  D)
                         \[\frac{12}{{{\left( 3-2x \right)}^{2}}}\cos \left[ \log \left( \frac{2x+3}{3-2x} \right) \right]\]
  done clear
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