Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Mixed term xy is to be removed from the general equation 
, one should rotate the axes through an angle 
given by 
=
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
Let 
be the coordinates on new axes, then put 
in the equation, then the coefficient of xy in the transformed equation is 0. So, 
⇒ ⇒ 
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