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The student's answer is a fraction of two polynomials. First check that the student's answer is a fraction, then check that the numerator is of the form x+a.
To find the script, look in the Scripts tab of part a.
Metadata
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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
Contributors
Feedback
From users who are members of How-tos :
Christian Lawson-Perfect
|
said | Ready to use | 4 years, 4 months ago |
From users who are not members of How-tos :
| Tom Lowe | said | Has some problems | 4 years, 4 months ago |
History
Christian Lawson-Perfect 4 years, 4 months ago
Gave some feedback: Ready to use
Christian Lawson-Perfect commented 4 years, 4 months ago
I've updated the pattern restriction to make the constants optional.
Tom Lowe 4 years, 4 months ago
Gave some feedback: Has some problems
Tom Lowe commented 4 years, 4 months ago
Pattern matching doesn't work when the answer simplifies to the form x/(x+b), ie when a = 0. Answer is marked as incorrect unless the answer is specifically of the form (x+0)/(x+b).
Christian Lawson-Perfect 4 years, 4 months ago
Gave some feedback: Ready to use
Christian Lawson-Perfect 4 years, 4 months ago
Gave some feedback: Should not be used
Christian Lawson-Perfect 8 years, 2 months ago
Created this as a copy of Pattern matching - factorise an equation.There are 33 other versions that do you not have access to.
| Name | Type | Generated Value |
|---|
| a | integer |
-1
|
||||
| b | integer |
1
|
Generated value: integer
This variable doesn't seem to be used anywhere.
Parts
Use this tab to check that this question works as expected.
| Part | Test | Passed? |
|---|---|---|
| Mathematical expression | ||
| Hasn't run yet |