Use the Discriminant to Determine the Number and Type of Solutions

question 143

Multiple Choice

Use the discriminant to determine the number and type of solutions of the equation.
- $$5 + 4 x ^ { 2 } = - 7 x$$

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

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Definitions:

Placebo

A harmless pill, medicine, or procedure prescribed more for the psychological benefit to the patient than for any physiological effect.

Brain's Release

Brain's release often refers to the release of neurotransmitters, the chemical messengers that transmit signals across synapses to communicate within the brain.

Endorphins

Natural, opiate-like neurochemicals in the brain that act as painkillers and are associated with feelings of pleasure or euphoria.

Final Piece

The last component or element that completes a project, puzzle, or plan.