y=-x²+6x-8

Question

The equation represents a parabola. To find the roots, set y=0: -x²+6x-8=0. Multiply by -1: x²-6x+8=0. Factor the quadratic: (x-2)(x-4)=0. The roots are x=2 and x=4.

Accepted Answer

The equation represents a parabola. To find the roots, set y=0: -x²+6x-8=0. Multiply by -1: x²-6x+8=0. Factor the quadratic: (x-2)(x-4)=0. The roots are x=2 and x=4.

y=-x²+6x-8

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