Question

Factorize:
81x to the power 4-y to the power 4

Answer 1

Answer:

Step-by-step explanation:

i hope your question looks something like this:

$81x^4-y^4$

Factorise:

$81x^4-y^4\\=((3x)^2)^2-(y^2)^2\\=((3x)^2-y^2)((3x)^2+y^2)\\=(3x-y)(3x+y)((3x)^2+y^2)$

cannot be factorized further