Factorise x2−2√2x−30 x2−2√2x−30=x2−5√2x+3√2x−30=xx−5√2

Factorise
$x^{2} - 2 \sqrt{2} x - 30$

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Right Answer is:

SOLUTION

$x^{2} - 2 \sqrt{2} x - 30 = x^{2} - 5 \sqrt{2} x + 3 \sqrt{2} x - 30 = x (x - 5 \sqrt{2}) + 3 \sqrt{2} (x - 5 \sqrt{2}) = (x - 5 \sqrt{2}) (x + 3 \sqrt{2})$

Factorise x2−2√2x−30 x2−2√2x−30=x2−5√2x+3√2x−30=xx−5√2

Right Answer is:

SOLUTION

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