Question

18x²y²+108xyz+162z² plz factorisation pl ans.​

Answer 1

Step-by-step explanation:

$18( {x}^{2} {y}^{2} + 6xyz + 9 {z}^{2} ) \\ 18( {x}^{2} {y}^{2} + 3xyz + 3xyz + 9 {z}^{2} ) \\ 18(xy(xy + 3z) + 3z(xy + 3z)) \\ 18(xy + 3z)(xy + 3z) \\ 18 {(xy + 3z)}^{2}$

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