Quadratic Equations

Quantitative Aptitude (SBI-PO)

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4x² – 20x + 21 =0

9y² – 27y + 20 =0

X < Y

X ≥ Y

X ≤ Y

X = Y or relation cannot be established

Explanation:

Answer & Explanation
X = Y or relation cannot be established
Explanation:
4x² – 20x + 21 =0
4x² – 6x – 14x + 21 =0
x = 1.5 3.5
9y² – 27y + 20 =0
9y² -15y – 12y + 20 =0
y = 1.33 ,1.66

By: MIRZA SADDAM HUSSAIN

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