Quadratic Equations

Qunatitative Aptitude (RBI Ast)

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(i) x² = 81

(ii) y² – 18y + 81 = 0

y > x

x >= y

y >= x

No relation exists

Explanation:

(i)x² = 81
x = ± 9
(ii)Y² – 18y + 81 = 0
(y – 9)² = 0
y = 9, 9
x ≤ y

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