Factorise completely 625-x^4
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625-x⁴
=(25)²-(x²)²
Since a²-b²=(a+b)(a-b)
So,
=(25+x²)(25-x²)
=(25+x²)[(5)²-(x)²]
=(25+x)(5+x)(5-x)
★HOPE IT HELPS★
625-x⁴
=(25)²-(x²)²
Since a²-b²=(a+b)(a-b)
So,
=(25+x²)(25-x²)
=(25+x²)[(5)²-(x)²]
=(25+x)(5+x)(5-x)
★HOPE IT HELPS★
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