Question

factorise X square + 5 root 2 X + 12​

Answer 1

find the attached solution helpful..

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Answer 2

${x}^{2} + 5 \sqrt{2}x + 12$

${x}^{2} + (3 \sqrt{2} + 2 \sqrt{2})x + 12$

${x}^{2} + 3 \sqrt{2}x + 2 \sqrt{2}x + 12$

$x(x + 3 \sqrt{2}) + 2 \sqrt{2}(x + 3 \sqrt{2})$

$(x + 3 \sqrt{2})(x + 2 \sqrt{2})$

hope it helps you ✔