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

Understand and apply the change-of-base formula.

Apply logarithmic properties to solve equations.

Use logarithmic properties for expansion and condensation.

Calculate with logarithms without a calculator.

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