Question

Converting from vertex to standard form


`y = (x + 1) {}^(2) - 3`

`y = (x - 2) {}^(2) + 3`
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Answer 1

Explanation:

y = (x+1)² - 3

 = (x²+2x+1)-3

 = x²+2x-2

:::::

y = (x-2)² + 3

 = (x²-4x+4) + 3

 = x²-4x+7