Simplifying Expressions [Dr Austin Maths]
- 1. 3x and 2x are like terms
A) True
B) False
- 2. a + a + a + a can be simplified to 4a
A) False
B) True
- 3. 5b and –2b are not like terms
A) True
B) False
- 4. 7y + 2y simplifies to give 9y
A) False
B) True
- 5. a2 + a2 can be simplified to a4
A) False
B) True
- 6. 5x + 3x2 cannot be simplified
A) False
B) True
- 7. –3 x m can be written as –3m
A) False
B) True
- 8. –5d + 5d can be simplified to d
A) True
B) False
- 9. 6ab + 3a + 2b simplifies to give 11ab
A) True
B) False
- 11. 4ab + 5ba can be simplified to 9ab
A) False
B) True
- 12. b x b x b can be written as b3
A) True
B) False
- 13. 10y ÷ 2 simplifies to give 8y
A) False
B) True
- 14. 4ab2 and 6a2b are like terms
A) True
B) False
- 15. 3fgh + 5fgh - 9fgh is equal to –fgh
A) False
B) True
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