Spartan_Of_Ares
which equation has a semetry of x=1/5?
y = −5x2 − x + 2
y = −5x2 + x + 2
y = −5x2 + 2x − 9
y = −5x2 − 2x − 9



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amoodarya
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turn them to standard form

marsss
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vertex must be 1/5. ok??

Spartan_Of_Ares
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yes

marsss
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y=ax^2+bx+c vertex=b/a follow that.

Spartan_Of_Ares
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uh

amoodarya
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y = −5x2 + 2x − 9 this ok but you try to compute !

Spartan_Of_Ares
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? i am confused

Spartan_Of_Ares
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help

amoodarya
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look at image
you find out