Question

factorise 8x4 - 18y4​

Answer 1

Answer:

first take common 2

now, 2(4x4-9y4)

now use formula of a2-b2=(a+b)(a-b)

so, 2(2x2+3y2)(2x2-3y2)

Answer 2

Step-by-step explanation:

Refer the attachment..