Quadratic Equations

Quantitative Aptitude (SBI-CL)

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I. 2x²+11x+15 = 0

II. 4y²+16y+15 = 0

x>y

x≤y

x≥y

x= y or no relation

Explanation:

I. 2x²+11x+15 = 0
2x²+6x+5x+15 = 0
x = –6/2= –3 , –5/2= –2.5
II. 4y²+16y+15 = 0
4y²+10y+6y+15 = 0
y = –10/4= –2.5 , –6/4= –1.5
Hence, x≤y

By: MIRZA SADDAM HUSSAIN

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