Question

m⁴ - 256 can be resolved into factors as​

Answer 1

m^4 -256

(m)^4 - 4^4

(m-4)^4

Answer 2

m⁴ - 256 , 256 = 4⁴

So , it can be written as

( m - 4 ) ⁴

( m² - 4² ) ²

Using the identity

• ( a - b ) ² = a² - 2ab + b²

( m² ) ² - 2 x m² x 4² + ( 4² ) ²

m⁴ - 32m² + 256