factorise the following :
x⁴-2x²y²+y⁴
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Answered by
2
Answer:
Step-by-step explanation:
x⁴-2x²y²+y⁴
=x⁴-x²y²-x²y²+y⁴
=x²(x²-y²)-y²(x²-y²)
=(x²-y²)(x²-y²)
=(x²-y²)²....//
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Answered by
0
Step-by-step explanation:
=x⁴-2x²y²+y⁴
=x⁴-x²y²-x²y²+y⁴
=x²(x²-y²)-y²(x²-y²)
=(x²-y²)(x²-y²)
=(x²-y²)²
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