Question

the factorisation please solve it
$x( {y}^{2} + {z}^{2} ) + y( {z}^{2} + {x}^{2} ) + z({x}^{2} + {y}^{2}) + 3xyz$
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Answer 1

Answer:

15xyz

Step-by-step explanation:

I have first multiplied the x,y and z with y² + z² , z² + x² and x² + y² respectively then, taken out xyz as common factor and by taking out then left thing (power 2's) I have kept in bracket and the last 3 then added all the numbers inside the bracket and at last multiplied it with xyz.

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