Question

x^4 -1एक्स पावर 4 माइनस वन ​

Answer 1

Step-by-step explanation:

x4 - 1

= (x2+1)(x2 -1)

= (x2 +1)(x+1)(x-1)

consider x2 as x square

Using the identify:-

${x}^{2} - {y}^{2} = (x + y)(x - y)$