Question

3
a-3a²b + 3 ab²-2b3​

Answer 1

Step-by-step explanation:

$a3−3a2b+3ab2−b3</p><p></p><p>(a−b)3=a3−b3−3ab(a−b)</p><p></p><p>⇒a3−b3−3a2b+3ab2</p><p></p><p>Compairing  both polynomials we get,</p><p></p><p>∴a3−3a2b+3ab2−b3=(a−b)3</p><p></p><p>$