a. Express 5 - 2i/1+3i in the form x + iy where x and y are real
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a. Express 5 - 2i/1+3i in the form x + iy where x and y are real numbers.
b. Solve w2 − 2w + 26 = 0.
c. On a sketch of an Argand diagram, shade the region whose points represent complex numbers satisfying the inequality |z + 1 − 5i|< 2.
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ANSWER a To express 5 2i13i in the form x iy we can use complex conjugates to elimi...View the full answer
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Related Book For
Cambridge International AS & A Level Mathematics Pure Mathematics 2 & 3 Coursebook
ISBN: 9781108407199
1st Edition
Authors: Sue Pemberton, Julianne Hughes, Julian Gilbey
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