Mathematics, 04.12.2020 16:50 Day1201

What is the rectangular form of z= 40(cos(7pi/6)+ i sin(7pi/6)) a. z= 20-20i rt3

b. z= 20rt3 -20 i

c. z= -20rt3 -20 i

d. z= -20-20 i rt3

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What is the rectangular form of z= 40(cos(7pi/6)+ i sin(7pi/6)) a. z= 20-20i rt3

b. z=...