Question

Find the zeros of the quadratic polynomial 2x square minus 2 root 2 x minus 3

Answer 1

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Answer 2

$2x {}^{2} - 2 \sqrt{2} x - 3$

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


$\sqrt{2} x( \sqrt{2} x + 1) - 3( \sqrt{2} x + 1)$

$( \sqrt{2} x - 3)( \sqrt{2} x + 1)$


$x = 3 \div \sqrt{2} \: \: \: and \: - 1 \div \sqrt{2}$



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