O:- (Distance between sets) The distance DUA, B) between two nonempty Subsets A and B of metric. Space Space (x, d) is de fined to be DIA, B)- inf dlasb) gE A bEB Show that D does not define a metric on the power Set of X -

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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.