Factorise quadratics
Name
Date
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1.
Factorise: x² − x − 72
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2.
Factorise: x² − 10x + 9
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3.
Factorise: x² − 3x − 40
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4.
Factorise: x² + 2x − 15
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5.
Factorise: x² + 11x + 18
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6.
Factorise: x² − 16
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7.
Factorise: x² − 4x − 32
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8.
Factorise: x² − 4x − 5
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9.
Factorise: x² − 1
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10.
Factorise: x² + 2x − 48
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11.
Factorise: x² − 5x − 24
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12.
Factorise: x² + 8x + 12
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13.
Factorise: x² − 14x + 45
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14.
Factorise: x² − 11x + 18
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15.
Factorise: x² + x − 12
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16.
Factorise: x² − 6x − 7
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17.
Factorise: x² − 6x − 16
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18.
Factorise: x² + x − 30
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19.
Factorise: x² + 10x + 16
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20.
Factorise: x² − 4x + 3
Free maths worksheets and practice: rocketdigits.com/learn/factorise-quadratics
Answers: Factorise quadratics
- (x-9)(x+8)
- (x-1)(x-9)
- (x+5)(x-8)
- (x+5)(x-3)
- (x+9)(x+2)
- (x-4)(x+4)
- (x-8)(x+4)
- (x+1)(x-5)
- (x+1)(x-1)
- (x-6)(x+8)
- (x-8)(x+3)
- (x+2)(x+6)
- (x-9)(x-5)
- (x-9)(x-2)
- (x+4)(x-3)
- (x-7)(x+1)
- (x-8)(x+2)
- (x+6)(x-5)
- (x+8)(x+2)
- (x-3)(x-1)
Free maths worksheets and practice: rocketdigits.com/learn/factorise-quadratics