Prove that the angle of rotation of the axes to eliminate xy term from the equation `ax^2+2hxy+by^2=0" is " Tan^(-1)((2h)/(a-b))` where `a neb` and `(pi)/(4)` if `a=b`.
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The correct Answer is:
If a=b, then `theta=(1)/(2)((pi)/(2))=(pi)/(4)`.
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