Solve the problem.
-3 - i is a solution of a quadratic equation with real coefficients. Find the other solution.
A)3 + I
B)3 - I
C)-3 + I
D)-3 - i

Name: Solve the problem. -3 - i is a solution of a quadratic equation with real coefficients. Find the other solution. A)3 + I B)3 - I C)-3 + I D)-3 - i
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Question

Quizplus · Accepted Answer

If a quadratic equation has real coefficients, then its complex solutions come in conjugate pairs. Since 3 - i is a solution, the other solution must be its conjugate, 3 + i.

Solve the Problem. -3 - I Is a Solution of a Quadratic Equation