Complex Plane Finding the Moduli and Principal Values Maxima Worsheet i need to use maxima and a screenshot for my solution You should use Marima to answer

Complex Plane Finding the Moduli and Principal Values Maxima Worsheet i need to use maxima and a screenshot for my solution You should use Marima to answer this question. Include a printout or
screenshot of your Maxima worksheet with your solution. You are not
expected to annotate your Maxima worksheet with explanation. However,
remember for good mathematical communication you should present your
answer clearly.
A farmer placed three orders with a grain supplier. The first order was for 4
bags of oats, 1 bag of barley and 3 bags of wheat, and the cost totalled £140.
The second order was for 1 bag of oats, 2 bags of barley and 1 bag of wheat,
and the cost totalled £90. The third order was for 3 bags of oats, 5 bags of
barley and 2 bags of wheat, and the cost totalled £230. By modelling the
problem as a system of three simultaneous linear equations, find the cost per
bag of each type of grain.
You should use Marima to answer both parts of this question. Include a
printout or screenshot of your Maxima worksheets with your solution. You
are not expected to annotate your Maxima worksheets with explanation.
However, remember that for good mathematical communication you should
present your answer clearly.
(a) Given the complex numbers
37 37
z = 5( cos + i sin
11 11
cas
?)
and
47
47
w = 2 ( cos + i sin
11
11
2(
11
find the moduli and principal values of 2 x w and
w
(b) Solve the equation
24 +223 +2+ 2 = 0,
and plot the solutions in the complex plane.

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