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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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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Question Posted: Apr 09, 2023 05:34 AM

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a. Express 5 - 2i/1+3i in the form x + iy where x and y are real

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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

Cambridge International AS & A Level Mathematics Pure Mathematics 2 & 3 Coursebook

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