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

Question

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

Answer 1

Given:

`y=x^2+2x-3`
`\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`