Question

W 103 x 107
Factorise the following using app
(1) 9x2 +6xy + y2​

Answer 1

$9 {x}^{2} + 6xy + {y}^{2} \\ = > {(3x)}^{2} + 2 \times 3x \times y + {(y)}^{2} \\ = > {(3x + y)}^{2}$

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Answer 2

Answer:

9x2 +6xy+y2

=(3x) 2+2×3x×y+(y) 2

=(3x+y) 2