Divide: $\dfrac{12x^{3}}{4x}$.

Divide: $\dfrac{12x^{3}}{4x}$.
  1. $3x^{2}$
  2. $3x$
  3. $3x^{3}$
  4. $8x^{2}$

Solution

$\dfrac{12x^{3}}{4x} = \dfrac{12}{4} \cdot \dfrac{x^{3}}{x} = 3x^{2}$.

Asked in: IMO

Practice more FACTORISATION questions on Aicharya