Question

Hello people!!

Help out!! Really required..

Factorise p⁴-81

From the chapter factorisation. Grade 8th..

Thanks!

❤Sam

Answer 1

(p2)^2-(9)^2=(p^2+9)(p^2-9)
U can also further factorize it as..
(p+3)(p-3)(p^2+9)

Answer 2

hope it may help you dear :)