5-5x⁴
factorise
help!!
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Answered by
1
Answer:
Identity I used,
a²-b² = (a+b)(a-b)
Explanation:
5 - 5x⁴
= 5(1-x⁴)
=5(1² - (x²)² )
=5 (1+x²)(1-x²)
= 5(1+x²)(1+x)(1-x)
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