Slot – 2 – Quantitative Aptitude – Algebra – Quadratic Equation – What is the largest positive integer
Q. What is the largest positive integer n such that n^2+7n+12 / n^2-n-12 is also a positive ineteger?
6
16
8
12
Answer: 12
Solution:
Solution: Given, (n^2+ 7n+12)/(n^2-n-12 )=(n^2+ 3n+4n+12)/(n^2-4n +3n-12)=((n+3)(n+4))/(n-4)(n+3) =(n+4)/(n-4) is an integers
From the option we can see largest possible value of n =12
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