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Standard XII
Maths
Properties of Determinants
Question
Using properties of determinants prove that :
$$\begin{vmatrix} (b+c)^{ 2 } & a^{ 2 } & bc \\ (c+a)^{ 2 } & b^{ 2 } & ca \\ (a+b)^{ 2 } & c^{ 2 } & ab \end{vmatrix}=(a^{ 2 }+b^{ 2 }+c^{ 2 })(a-b)(b-c)(c-a)(a+b+c)$$
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