Q https:// www.math. Isa umich E x M Inbox sebojeda@um x We Work 216 x Files X F

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Q https:// www.math. Isa umich E x M Inbox sebojeda@um x We Work 216 x Files X First order homogene x C X https://instruct.math Isa umich.edu/webwork2/ma216-f15/homework4/4/?effectiveUser sebojeda&user; sebojeda&theme; &key; ehgoszFwBi3qBY ABP E Soundcloud YouTube M Gmail a Amazon M Wolverine Access CTools M M Print Math 216 M Math Hw G ChE 230 Tutoring C chegg IM Sports M AADL Slader Music Homework Sets homework 4: Problem 4 homework Problem 4 Previous Problem List Next User Settings Grades (1 point) Problems Math 216 Homework homework4, Problem 4 Problem 1 Find the (complex-valued) solutions to the equation Problem 2 22 102 30 0, Problem 3 in the form Problem 4 Problem 5 Problem 6 Problem 7 Problem 8 To write your answer from above in the exponential form Problem 9 Problem 10 Problem 11 what are r and 0? Problem 12 Problem 13 (Recall -T Arg( z) STT) A 3:32 PM B 11/14/2015 NE P g Ask me anything

Explanation / Answer

z^2 +10z +30 = 0

D = b^2 -4ac = 100 -120 = -20

z = (-10 +- sqrt(-20))/2 = -5+-isqrt(5)

x = -5 and y = sqrt(5)

r = srqt(x^2+y^2) = sqrt(30)

theta = arctan(-1/sqrt(5))

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