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TN XII Math
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Objective type Questions and Answers
If the normal to the curve $x^{2/3}+y^{2/3}=a^{2/3}$ makes an angle $\theta$ with the $x$-axis then the slope of the normal is
\[\begin{array}{1 1}(1)-\cot\theta&(2)\tan\theta\\(3)-\tan\theta&(4)\cot\theta\end{array}\]
tnstate
class12
bookproblem
p230
objective
q13
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asked
May 15, 2013
by
poojasapani_1
edited
May 16, 2013
by
poojasapani_1
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1 Answer
Given the normal to the curve makes an angle $\theta$ with the x-axis
$=> \tan \theta$
Hence 2 is the correct answer.
answered
May 19, 2014
by
meena.p
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