Question

20z^3-16z Factorise​

Answer 1

$\star\:\:\:\bf\large\underline\blue{Question:-}$

• Factorise $20 {z}^{3} - 16z$

$\star\:\:\:\bf\large\underline\blue{Solution:-}$

$20 {z}^{3} - 16z$

$= 4z(5 {z}^{2} - 4)$

$\star\:\:\:\bf\large\underline\blue{Answer:-}$

• $4z(5 {z}^{2} - 4)$