Year 9 Mathematics Quiz: Expanding Brackets
Instructions:
Choose the correct answer from the options provided for each question below.
1. What is the expanded form of ( 3(x + 4) )?
- A. ( 3x + 12 )
- B. ( 3x + 7 )
- C. ( 4x + 3 )
- D. ( 7 + 3x )
2. Expand the expression ( 2(2x - 5) ).
- A. ( 4x - 10 )
- B. ( 2x - 10 )
- C. ( 2x - 5 )
- D. ( 5 - 2x )
3. What is the expanded form of ( (x + 3)(x - 2) )?
- A. ( x^2 + x - 6 )
- B. ( x^2 + x + 6 )
- C. ( x^2 - 6 )
- D. ( x^2 + 5x - 6 )
4. Expand the expression ( 4(3y + 2) - 5y ).
- A. ( 12y + 8 - 5y )
- B. ( 12y + 10 )
- C. ( 8y + 5 )
- D. ( 7y + 8 )
5. What is the expanded form of ( (3a + 2)(a + 1) )?
- A. ( 3a^2 + 5a + 2 )
- B. ( 3a^2 + 3a + 2 )
- C. ( 3a^2 + 2a + 2 )
- D. ( 3a^2 + 5a + 3 )
Good Luck!