If the approximate number 4.24 having absolute error 0.003, then the exact number can be: .a 4.246 .b None of these .C 4.237 .d 4.2454

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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.