Question

Factorise: 16x⁴-1/81​

Answer 1

Answer:

hope it helps you

see the attachment for solution

Answer 2

Answer:

Step-by-step explanation:

Given that,

16x⁴ - ( 1/81)

= ( 4x² )² - ( 1/9)²

= ( 4x - 1/9 ) ( 4x + 1/9 ) is the answer. [ ∵a² - b² = ( a -b ) (a + b ) ] [Here,a = 4x, b = 1/9]