3 years ago

Y=x^2-2x+8 what is the symmetry

1 answer:

ivann1987 [24]3 years ago

8 0

A graph shows the line of symmetry is x=1.

_____
For y = ax² +bx +c, the line of symmetry is x = -b/(2a). You have a=1, b=-2, so this formula gives the line of symmetry as
x = -(-2)/(2(1)) = 2/2
x = 1

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