SBI PO 03 July 2016 Paper

I. 9x2 – 26x + 16 = 0
⇒ 9x2 – 18x – 8x + 16 = 0
⇒ 9x (x – 2) – 8 (x – 2) = 0
⇒ (x – 2) (9x – 8) = 0
⇒ x = 2 or

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II. 3y2 – 16y + 20 = 0⇒ 3y2 – 6y – 10y + 20 = 0
⇒ 3y (y – 2) – 10 (y – 2) = 0
⇒ (y – 2) (3y – 10) = 0
⇒ y = 2 or

10

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Clearly, x ≤ y