Factorize:
(y3−y)
Answer:
y(y−1)(y+1)
- We know that (a2−b2)=(a+b)(a−b)
- Thus (y3−y)= y(y2−1)= y(y2−12)= y(y−1)(y+1)
- Thus, (y3−y)=y(y−1)(y+1).