TBQ - Simplify the rational expression - IV — task. Maths CBSE Live product, Class 9 (2026-27).

Simplify the following rational expression assuming that the expressions in the denominators are not equal to zero:

\frac{4 n^{3} - 12 n^{2} m + 12 n m^{2} - 4 m^{3}}{5 m^{2} - 10 mn + 5 n^{2}}

Did you find an error?

7. TBQ - Simplify the rational expression - IV