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England schools
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England university
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Scotland schools
Taxonomy: mathcentre
Taxonomy: Kind of activity
Taxonomy: Context
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History
Christian Lawson-Perfect 3 years, 7 months ago
Saved a checkpoint:
Fixed the pattern restriction so a negative quadratic term with no coefficient is OK.
Christian Lawson-Perfect 3 years, 9 months ago
Created this.There is only one version of this question that you have access to.
There are 3 other versions that do you not have access to.
| Name | Type | Generated Value |
|---|
| pairs | list |
Nested 5×2 list
|
||||
| pair | list |
[ "(r-4)(r+2)", "r^2-2r-8" ]
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||||
| expr | expression |
(r - 4)(r + 2)
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||||
| answer | expression |
r^2 - 2r - 8
|
Generated value: list
[ [ "(2+v)(3-v)", "6+v-v^2" ], [ "(r-4)(r+2)", "r^2-2r-8" ], [ "(t-2)(t+4)", "t^2+2t-8" ], [ "(1-s)(2+s)", "2-s-s^2" ], [ "(y+3)(y-5)", "y^2-2y-15" ] ]
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