KatarynaE408464 KatarynaE408464
  • 25-10-2022
  • Mathematics
contestada

it's a picture, I can't type it all but it's operations with complex numbers.

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KutterG451080 KutterG451080
  • 25-10-2022

Let's solve the following equation for x and y:

(x + yi) + (4 + 6i) = 7 - 2i

Solving parenthesis:

x + yi + 4 + 6i = 7 - 2i

Like terms:

x + yi = 7 - 4 - 2i - 6i

x + yi = 3 - 8i

x = 3 - 8i - yi

x = 3 - i(8 - y)

Now, let's solve for y:

x + yi = 7 - 4 - 2i - 6i

yi = 3 - 8i - x

Dividing by i at both sides:

yi/i = (3 - 8i - x)/i

y = (3 - 8i - x)/i

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