x^4-y^4
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Answer:
Here is your answer!
Step-by-step explanation:
We need to factorise x
4
−y
4
The given expression can be factorised by using property (a
2
−b
2
)=(a+b)(a−b)
It can be written as x
4
−y
4
=(x
2
)
2
−(y
2
)
2
Here a=x
2
,b=y
2
Hence, (x
4
−y
4
)=(x
2
+y
2
)(x
2
−y
2
)=(x
2
+y
2
)(x+y)(x−y)