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If in a A B C ,(a^2-b^2)/(a^2+b^2)=(sin...

If in a ` A B C ,(a^2-b^2)/(a^2+b^2)=(sin(A-B))/(sin(A+B)` , prove that it is either a right angled or an isosceles triangle.

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To prove that the triangle \( ABC \) is either a right-angled triangle or an isosceles triangle given the equation: \[ \frac{a^2 - b^2}{a^2 + b^2} = \frac{\sin(A - B)}{\sin(A + B)} \] we will follow these steps: ...
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RD SHARMA-SINE AND COSINE FORMULAE AND THEIR APPLICATIONS-Solved Examples And Exercises
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