Question

Factorise:
t³-2t²-15t
Please answer ASAP with an explanation.
Thank you.​

Answer 1

Answer:

${t}^{3} - 2 {t}^{2} - 15t \\ = {t}^{3} + 3 {t}^{2} - 5 {t}^{2} - 15 t \\ = {t}^{2} (t + 3) - 5t(t + 3) \\ = (t + 3)( {t}^{2} - 5t) \\ = t(t - 5)(t + 3)$