If the quadratic equation x 2 + 12 x + k = 0 x^2 + 12x + k = 0 x 2 + 12 x + k = 0 has roots m m m and n n n such that m − n = 2 m - n = 2 m − n = 2 , ...

Banking RBI Grade B Prelims Medium Number System (including HCF LCM) MCQ

Question

If the quadratic equation $x^2 + 12x + k = 0$ has roots $m$ and $n$ such that $m - n = 2$ , which of the following statements is/are correct?

(I) $m imes n$ is a multiple of 5

(II) $m imes n > 36$

(III) $m + n > 11$

(IV) $m > 5$

Only I

Only II

Only III

Only I and IV

Only IV

quadratic equationsrootsalgebrarbi grade baptitude

Get instant feedback with detailed step-by-step solution