Practice: Expanding an Expression to a Difference of Two Squares

Expand the product (𝑥+1)(𝑥1).

  • A𝑥+2𝑥1
  • B𝑥+1
  • C𝑥1
  • D𝑥+2𝑥+1
  • E𝑥2𝑥1

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