b) If a collection of objects consists of r, identical objects of type I, r, identical objects of type 2, r, identical objects of type K; where r,+r,+ r,n then prove that the total number of different n! arrangements of these n objects is

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.