Use the Discriminant to Determine the Number and Type of Solutions

question 71

Multiple Choice

Use the discriminant to determine the number and type of solutions of the equation.
- $$x ^ { 2 } + 2 x + 4 = 0$$

• A) Two real solutions
• B) One real solution
• C) Two complex but not real solutions

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relating to or denoting drugs used to prevent or relieve coughing.

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A substance that inhibits the growth of microorganisms on living tissue or surfaces, often used to prevent infection in wounds.

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The administration of drugs or other agents to eliminate sensation, typically to allow medical procedures or surgery without pain.