Question

Multiply (x + 1)(x - 1)(x + 1)=..​

Answer 1

Answer:

x³+x²-x-1

Step-by-step explanation:

• (x+1)(x-1)(x+1)
• (x+1)²(x-1)
• (x²+1+2x)(x-1)
• x³-x²+x-1+2x²-2x
• x³+x²-x-1

Answer 2

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