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SAT MATH · Quadratics & Parabolas · Advanced

Quadratics & Parabolas: If math and math are roots of math, find math.

Factoring, vertex form, discriminant.

Try the problem

If

r

and

s

are roots of

x^2-6x+1=0

, find

r^2+s^2

.

Hint and answer

Concept to use

Completing the square for vertex.

Hint

Use

(r+s)^2-2rs

.

Answer

34

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