Let f be a function defined for all real numbers x. Of the following, which is the best interpretation of the staement below? lim f (x) = 10 x-3 O As x approaches 3, the value of f(x) approaches 10 O As x approaches 10, the value of f(x) approaches 3 O The value of the function f at x = 3, is 10 O The value of the function fat x = 10, is 3

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

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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.