(2+3i)x^2-(3-2i)y=2x-3y+5i

3 min read Jun 16, 2024
(2+3i)x^2-(3-2i)y=2x-3y+5i

Solving Complex Quadratic Equations: (2 + 3i)x^2 - (3 - 2i)y = 2x - 3y + 5i

This article will explore how to solve a complex quadratic equation involving both real and imaginary variables. Let's consider the equation:

(2 + 3i)x^2 - (3 - 2i)y = 2x - 3y + 5i

To tackle this problem, we need to separate the real and imaginary parts of the equation.

Isolating Real and Imaginary Components

  1. Expand the equation: (2 + 3i)x^2 - (3 - 2i)y = 2x - 3y + 5i 2x^2 + 3ix^2 - 3y + 2iy = 2x - 3y + 5i

  2. Group the real and imaginary terms: (2x^2 - 3y) + (3x^2 + 2y)i = (2x - 3y) + 5i

  3. Equate the real and imaginary parts: Real Part: 2x^2 - 3y = 2x - 3y Imaginary Part: 3x^2 + 2y = 5

Solving the System of Equations

We now have a system of two equations with two unknowns:

  1. 2x^2 - 2x = 0
  2. 3x^2 + 2y = 5

Let's solve for x and y:

  1. Solving for x:

    • Factor out 2x from the first equation: 2x(x - 1) = 0
    • This gives us two possible solutions: x = 0 and x = 1
  2. Solving for y:

    • Substitute each value of x into the second equation:
      • If x = 0: 3(0)^2 + 2y = 5 => y = 5/2
      • If x = 1: 3(1)^2 + 2y = 5 => y = 1

The Solutions

Therefore, the solutions to the complex quadratic equation (2 + 3i)x^2 - (3 - 2i)y = 2x - 3y + 5i are:

  • x = 0, y = 5/2
  • x = 1, y = 1

Conclusion

Solving complex quadratic equations requires careful separation of real and imaginary components, leading to a system of equations that can be solved to find the solutions. This approach allows us to handle complex variables and find solutions for both x and y in the equation.

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