A cylinder H cm high has a circumference of C cm. A string makes exactly N complete turns round the cylinder while its two ends touch the cylinder's top and bottom. How long is the string in cm?
Remove the polynomials that have positive real elements of their roots.
Make a random, non-repeating vector.
Say something funny
04 - Scalar Equations 1
Slicing the cube
How many rectangles in a grid ?
Recursive Standard Deviation
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