SAT MATH · Quadratics & Parabolas · Foundations

Quadratics & Parabolas: What is the axis of symmetry of math?

Factoring, vertex form, discriminant.

Try the problem

What is the axis of symmetry of y=(x+5)2−8y=(x+5)^2-8?

Hint and answer

Concept to use

Vieta for sum/product of roots.

Hint

It passes through the vertex.

Answer

x=-5

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