2+81 0, Show that the sum of the four roots of the equation is zero. b) Given that f(z) =z' + 8x+ 24z+32z + 97, show that f(z) = (z+2)" + 81. Hence or otherwise, find the roots of the equation f(z) = (0. %3D

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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.