hismercy24 hismercy24

21-08-2018
Mathematics

contestada

Can someone help me solve this? I don't know what I am doing wrong. I need to complete the square to find the vertex. Please show me how you do it.
f(x) = −x2 + 2x − 3

Respuesta :

21-08-2018

f(x) = -x² + 2x - 3

f(x) = -(x² - 2x) - 3

f(x) = -(x² - 2x + 1) - 3 - -1

f(x) = -(x-1)² - 2

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