Civil Services Uttar Pradesh (उत्तर प्रदेश) PCS Mock Test Series 2025 Quantitative Aptitude Algebra Polynomials
If x + 2 is a factor of polynomial x2 + ax + 2b and a + b = 4 then which of the following is the correct value for a and b :
1
a = 3, b = 1
2
a = 1, b = 3
3
a = 5, b = -1
4
a = -1, b = 5