37 results.
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Question in Perdita's workspace
Solve for x and y: a1x+b1y=c1a2x+b2y=c2
The included video describes a more direct method of solving when, for example, one of the equations gives a variable directly in terms of the other variable.
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Question in Morten's workspace
Find the coordinates of the stationary point for f:D→R: f(x,y)=a+be−(x−c)2−(y−d)2, D is a disk centre (c,d).
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Question in joshua's workspace
Solve for x and y: a1x+b1y=c1a2x+b2y=c2
The included video describes a more direct method of solving when, for example, one of the equations gives a variable directly in terms of the other variable.
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Question in Jessica's workspace
Shows how to define variables to stop degenerate examples.
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Question in Jessica's workspace
Three items of work done on a car. Given total price, and a couple of ratios of prices between pairs of items, work out the cost of one of the items.
Based on question 4 from section 3 of the Maths-Aid workbook on numerical reasoning.
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Question in Bill's workspace
Find the coordinates of the stationary point for f:D→R: f(x,y)=a+be−(x−c)2−(y−d)2, D is a disk centre (c,d).
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Question in David's workspace
Solve for x and y: a1x+b1y=c1a2x+b2y=c2
The included video describes a more direct method of solving when, for example, one of the equations gives a variable directly in terms of the other variable.