In any DeltaABC, prove that : 2(a sin^2 ...

In any `DeltaABC`, prove that : `2(a sin^2 (C/2) + c sin^2 (A/2)) = a+c-b`

In any DeltaABC, prove that : 2(a sin^2 (C/2) + c sin^2 (A/2)) = a+c-b
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In any DeltaABC, prove that : (a^2 sin (B-C))/(sin A) + (b^2 sin (C-A)...
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In DeltaABC, prove that: sin(B-C)/(2)=(b-c)/(a).cosA/2
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In any DeltaABC, prove that ((b^(2)-c^(2)))/a^(2)"sin 2a"+((c^(2)-a^(2...
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In any DeltaABC, prove that (a-b)^(2)cos^(2)""C/2+(a+b)^(2)sin^(2)""C/...
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In any DeltaABC, prove that a^(2)sin(B-C)=(b^(2)-c^(2))sinA
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In any DeltaABC, prove that ("sin(A-B)")/("sin(A+B)")=((a^(2)-b^(2))...
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In any DeltaABC, sum a^(2) (sin^2 B - sin^2 C) =
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In DeltaABC, prove that (sin(B-C))/(sin(B+C))=(b^(2)-c^(2))/(a^(2))
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