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Complex Numbers

Problems

Operations With Complex Numbers

Complex Roots

Problem : What is the sum and the difference of 3 + 2ı and -2 + 4ı ?

(3 + 2ı) + (- 2 + 4ı) = 1 + 6ı . (3 + 2ı) - (- 2 + 4ı) = 5 + (- 2)ı .

Problem : What is ?

= ƒ = = = + ı .

Problem : What is ?

= - +

Problem : What complex number is equal to its complex conjugate?

Any real number is equal to its complex conjugate. a + 0ı = a - 0ı = a .

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