Mathematics, 07.07.2019 19:00 andrea732

Which of the following is the correct expansion of (x + 3)(x - 4)? a. x2 - 7x + 12 b. x2 - x + 12 c. x2 + 7x - 12 d. x2 - x - 12

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Which of the following is the correct expansion of (x + 3)(x - 4)? a. x2 - 7x + 12 b. x2 - x + 12 c...