Set y=0 and apply the zero product propertyy = x {}^(2) + 2x - 3

Oktieh asked Feb 11, 2023

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41 votes

Set y=0 and apply the zero product property
$y = x {}^(2) + 2x - 3$

Oktieh asked Feb 11, 2023

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18 votes

Given:

$\begin{gathered} 0=x^2+2x-3 \\ 0=x^2-x+3x-3 \\ 0=x(x-1)+3(x-1) \\ 0=(x-1)(x+3) \end{gathered}$
x=1,-3

Tom Wells answered Feb 17, 2023

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