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Questions and Answers
Which of the following is the correct expansion of (x + 2)(x + 3)?
Which of the following is the correct expansion of (x + 2)(x + 3)?
- x^2 + 6x + 5
- x^2 + 5x + 3
- x^2 + 5x + 6 (correct)
- x^2 + 4x + 5
What is the expanded form of (3a - 4)(2a + 5)?
What is the expanded form of (3a - 4)(2a + 5)?
- 6a^2 + 7a - 20 (correct)
- 6a^2 - 7a - 20
- 6a^2 - 23a - 20
- 6a^2 + 23a - 20
What is the expanded form of (2x - 1)(x^2 + 3x + 4)?
What is the expanded form of (2x - 1)(x^2 + 3x + 4)?
- 2x^3 - 5x^2 - 5x - 4
- 2x^3 + 5x^2 - 5x - 4
- 2x^3 + 5x^2 + 5x - 4 (correct)
- 2x^3 - 5x^2 + 5x - 4
