Recent content by Jinius

we can solve non-homogeneous equations in matrix form using Cramer's rule. This rule is valid only if we are replacing the columns. Why can't we replace the rows and carry on the same? For eg we can use elementary transformations for obtaining inverses either via rows or via columns. But we...

I feel any function which shows you a trigonometric function on the numerator and something like x or x^2 in the denominator is non-integrable.( Hey, I know special cases may get them canceled). I am saying this only coz there happen to be infinite terms in expansion of a negative or fractional...