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What Is Cramers Rule

Carmer’s rule comes in matrices and determinants Example In matrices, Cramer’s rule expresses the solution in terms of the determinants... View Article

Evaluate Cos Pi X

We need to evaluate cos(∏-x) Solution We can evaluate cos(∏-x) using the trigonometric identity cos (A – B) = cos... View Article

What Is I 3

We have to evaluate i3 Solution i3 can be expressed as i . i. i From the identity of complex... View Article