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Which of the following is the correct factorization of x^2 - 9?

Practice Questions

1 question
Q1
Which of the following is the correct factorization of x^2 - 9?
  1. (x - 3)(x + 3)
  2. (x - 3)(x - 3)
  3. (x + 3)(x + 3)
  4. (x - 9)(x + 1)

Questions & Step-by-step Solutions

1 item
Q
Q: Which of the following is the correct factorization of x^2 - 9?
Solution: Step 1: Recognize it as a difference of squares: a^2 - b^2 = (a - b)(a + b). Step 2: Here, a = x, b = 3. So, (x - 3)(x + 3).
Steps: 0

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