BANK IBPS RRB PO Mock Test Series 2025 (Pre + Mains) Quantitative Aptitude Algebra Quadratic Equation
Direction : In the following questions an equation followed by some information is given. Read the equation and information carefully to answer the given questions.
x2 - 3x + P = 0
Roots of the above equation are m and n and where m-n = - 21
Which of the following is correct according to the given information?
1
m×n is the mulitple of 15
2
n - m is smaller than 18
3
The value of m and n are positive
4
n2- m2 is equal to 63
5
none of these.