Solved: refer to the following: According to the nth root

Chapter 8, Problem 84

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refer to the following: According to the nth root theorem, the rst of the nth roots of the complex number is given bywith in radiansor with in degrees. u w1 = r1/nccosau n +360 nb + i sinau n +360 nb d,uw 1 = r1/nccos au n + 2p n b + i sin a u n + 2p n b d, z = r (cos u + i sin u)Using the graphing calculator to plot the n roots of a complex number z, enter or or and in radians or degrees. Find the fth roots of , and draw the complex pentagon with a calculator.