Prove the following identities- a2+b2cccab2+c2aabbc2+a2b=4abc

Prove the following identities- $|\begin{matrix} \frac{a^{2} + b^{2}}{c} & c & c \\ a & \frac{b^{2} + c^{2}}{a} & a \\ b & b & \frac{c^{2} + a^{2}}{b} \end{matrix}| = 4 a b c$

Matching exercise

Match the items on the right to the items on the left.

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