railway RRB Technician Grade 3 Mock Test 2024 Quantitative Aptitude Number System Divisibility and Remainder
When x2 + ax + b is divided by (x - 1), the remainder is 15 and when x2 + bx + a is divided by (x + 1), the reminder is -1, then the value of a2 + b2 is:
1
10
2
20
3
8
4
100