IV-1 Find the roots of the following complex numbers in polar form, correct to 3 decimal places. [4 + j6]i a) ri 0,639Z15.063° rs0.639Z195.0630 I2 = 0.639Z105.063° I4 = 0.639/285.063° ww I2 = 6.139Z105.063º 14 = 6.239/285.063° b) 6,139Z15.063º r3 6,139Z195.063º c) ri 1,639Z14.078° rs1,639/194.078° 12 = 1.639/104.078° I4 = 1.639/284.078°

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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.