Cubic Polynomials (Grade 12 NSC Matric Mathematics): Quizzes

$a(x) = b(x) \times Q(x) + R(x)$

3

$a \neq 0$

$a$

Long division, synthetic division, inspection

Divisor is linear with coefficient of $x$ = 1

$+1$

Add them

Faster and less prone to arithmetic errors

Factor out 2 and use $x - \frac{1}{2}$