Question

factorise ab(a^2+b^2-c^2)-bc(c^2-a^2+b^2)+ca (a^2+b^2+c^2) find this out
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Answer 1

ab(a²+b²-c^2) -bc(c²-a²-b³) +ca(a^2+b²-c²)

ab(a^2+b²-c?) +bc(-c²+a²+b²) +ca(a²+b²-c3)

ab(a²+b²-c?) +bc(a²+b²-c?) +ca(a²+b²-c)

(a²+b²-c³)(ab+bc+ca)

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