Why is there a value 4.000000000000001 in the cofactor matrix of problem 4? The matrix is composed entirely of integers, so the cofactors should all be integers as well.
@william .. sorry man-- i overlooked .. i've corrected it now.
sth related to the determinant function- matlab provided that answer. i didn't see that
Is my wife right?
Right and wrong
Find the logic
Sum of unique multiples of 3 and 5
Sum of a geometric series
Ugly numbers - 01
Spiral Out - 01
An n-sided regular polygon is drawn within a circle whose radius is 'r', what will be the area of the polygon?
Ugly numbers - 02
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