Question

factorise x⁸-1 points points points​

Answer 1

Answer:

$\huge\fbox\colorbox{pink}{✿Yøur-An˜swer♡}$(x⁴+1) (x²+1) (x+1) (x-1)

Step-by-step explanation:

x⁸-1=(x⁴)²-(1)²

=(x⁴+1) [(x²)²-(1)²]

=(x⁴+1) (x²+1) (x²-1)

=(x⁴+1) (x²+1) (x²-1²)

=(x⁴+1) (x²+1) (x+1) (x-1)

$\huge\color{pink}{°•✩shravyanb✩°•}$

Answer 2

Answer:

x⁸-1=(x⁴)²-(1)²  

=(x⁴+1) [(x²)²-(1)²]

=(x⁴+1) (x²+1) (x²-1)

=(x⁴+1) (x²+1) (x²-1²)  

=(x⁴+1) (x²+1) (x+1) (x-1)

Step-by-step explanation: