Question

Factorise (x³- x) and (1 - x 4
)
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Answer 1

• (x³-x)
• X(x²-1)
• X(X+1)(x-1)

• (1 - x⁴)
• {1-(x²)}
• (1+x²)(1-x²)
• (1+X)(1-x)(1+X)