643 results authored by Christian Lawson-Perfect - search across all users.
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The student is shown a GeoGebra worksheet containing a single point on a grid. They must move the point to the required coordinates.
The part is marked as correct if the point is in the right position.
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Given an ascending sequence of numbers, finds the index in the sequence of the first number greater than or equal to a given value.
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Obosolete: there's now a built-in function
sort_by.Defines a custom function sort_by to sort a list of lists by the elements at the given index.
You could do a similar thing to sort lists of dictionaries.
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Because JavaScript numbers lose precision as they get bigger, you get some unexpected results.
See the variable "two" - the difference should be 2, but because the JavaScript representation of each of the two numbers is the same, it thinks the difference is 0.
Using the decimal data type, there's no loss of precision, so the correct value is produced.
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Pick from the range -5..5, but make 0 more likely.
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Demonstrates how to set up a "choose one from a list" part where the number of choices is randomised.
The part is given a list of labels for the choices as well as a list specifying the marks to award for each choice.
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This question shows that you can set the number of marks available for a part to a fraction. The total available for the question is 1 mark.
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A short demonstration of when the basic simplification rules are turned on, or off.
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Shows how the \text command is rendered using the plain-text font, not the LaTeX one. Useful for displaying units of measurement and English words inside equations.
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You can use LaTeX in marking comments, but remember to escape backslashes!
