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Algebra Introduction: Quiz 7 - Answers
Algebra Introduction: Quiz 7 - Answers
1) x2 + 6x + 8
2) y2 + 8y + 15
3) x2 + 3x – 28
4) y2 – 10y + 24
5) -x2 + 3x + 10
6) y2 – 7y + 12
7) 6x2 + 11x – 10
Working
Questions
Expand the double brackets. Make sure that you simplify your answer.
1) (x + 4)(x +2)
2) (y + 5)(y + 3)
3) (x + 7)(x – 4)
4) (y – 6)(y – 4)
5) (5 – x)(x + 2)
6) (3 – y)(4 – y)
7) (2x + 5)(3x – 2)
Expand the double brackets. Make sure that you simplify your answer.
1) (x + 4)(x +2)
2) (y + 5)(y + 3)
3) (x + 7)(x – 4)
4) (y – 6)(y – 4)
5) (5 – x)(x + 2)
6) (3 – y)(4 – y)
7) (2x + 5)(3x – 2)