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Find the roots and compare. I. $x^{2} - 21 x + 110 = 0$
II. $y^{2} - 9 y + 20 = 0$ .

Competition practiceQuadratic Comparison

A $x$ ≥ $y$
B $x < y$
C $x$ ≤ $y$
D $x > y$

Step-by-Step Solution

I:

(x - 10) (x - 11) = 0

→

x = 10

, 11. II:

(y - 4) (y - 5) = 0

→

y = 4

, 5. Every

x

exceeds every

y

, so

x > y

.

Answer: D)

x > y

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