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[tex]y = ( {x}^{2} + 2x + 1) - 1[/tex]
[tex]y = ({x + 1})^{2} - 1 [/tex]
[tex]y = ({x + 1})^{2} - ({1})^{2} [/tex]
We're done now but I have something to tell...
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Hint :
[tex] {a}^{2} - {b}^{2} = (a + b)(a - b) [/tex]
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[tex]y = ( \: (x + 1) + 1)( \: (x + 1) - 1) \\ [/tex]
[tex]y = (x + 2)(x)[/tex]
♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️
