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Two equations are given. Solve both and choose the correct relation. I. $x^{2} - 3 x - 28 = 0$
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

x = 7

or −4 and

y = - 4

or −5, so the smallest

x

equals the largest

y

, giving

x

≥

y

.

Answer: B)

x

≥

y

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Two equations are given. Solve both and choose the correct relation. I. x² − 9x + 20 = 0…Given I. x² + x − 20 = 0 II. y² − 11y + 30 = 0, how are x and y related?Solve both equations and choose the correct relation. I. x² − 9x + 18 = 0 II. y² − 3y +…Solve both equations and choose the correct relation. I. x² − 6x + 8 = 0 II. y² − 3y + 2…Given I. x² + x − 12 = 0 II. y² − 9y + 20 = 0, choose the right relation.