a(b2+c2) cosA+b (c2+a2)cosB+c(a2+b2)cosC=3abc - Maths -

Question

a(b2+c2​) cosA+b (c2
+a2)cosB+c(a2+b2)cosC=3abc

Neha Sethi · Accepted Answer

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a(b2+c2​) cosA+b (c2 +a2)cosB+c(a2+b2)cosC=3abc

a(b^2+c2) cosA+b (c² ^+a2)cosB+c(^a2+b2)cosC=3abc