Which values of x and y would make the following expression represent a real number? open paren 4 plus 5 i close paren times open paren x plus y i close paren

Question

Revolt · Accepted Answer

x is equal to 4 , y is equal to negative 5

Quadratics and Complex Numbers — Test

Which values of x and y would make the following expression represent a real number? open paren 4 plus 5 i close paren times open paren x plus y i close paren

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