Civil Services Uttar Pradesh (उत्तर प्रदेश) PCS Mock Test Series 2025 Quantitative Aptitude Algebra Polynomials
When the polynomial r(x) = ax + b is added to the polynomial p(x) = 4x4 + 2x3 - 2x2 + x − 1, then the resulting polynomial is divisible by the polynomial q (x) = x2 + 2x - 3. What is the value of (a - b)?
1
97
2
121
3
123
4
126