JAMB - Mathematics (2019 - No. 68)
If 2x\(^2\) + x - 3 divides x - 2, find the remainder.
7
3
5
6
توضيح
When you divide a polynomial p(x) by (x - a), the remainder = p(a)
i.e. In the case of 2x\(^2\) + x - 3 \(\div\) (x - 2), the remainder = p(2).
= 2(2)\(^2\) + 2 - 3
= 8 + 2 - 3
= 7.