If in a , , then the triangle…

MATHEMATICS · Single correct · CBSE · Mathematics · Trigonometric Functions · Trigonometric Functions

Problem

If in a

\triangle ABC

,

\frac{a^2-b^2}{a^2+b^2}=\frac{\sin(A-B)}{\sin(A+B)}

, then the triangle is (1) Right angled or isosceles (2) Right angled and isosceles (3) Equilateral (4) None of these

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