Match the equation in Column I with its solution(s) in Column II. x2 - 5 = 0
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- 0. Review of Algebra4h 18m
- 1. Equations & Inequalities3h 18m
- 2. Graphs of Equations1h 43m
- 3. Functions2h 17m
- 4. Polynomial Functions1h 44m
- 5. Rational Functions1h 23m
- 6. Exponential & Logarithmic Functions2h 28m
- 7. Systems of Equations & Matrices4h 5m
- 8. Conic Sections2h 23m
- 9. Sequences, Series, & Induction1h 22m
- 10. Combinatorics & Probability1h 45m
1. Equations & Inequalities
The Square Root Property
Problem 13
Textbook Question
Solve each equation using the zero-factor property. x2 - 5x + 6 = 0
Verified step by step guidance1
Start with the given quadratic equation: \(x^2 - 5x + 6 = 0\).
Factor the quadratic expression on the left side. Look for two numbers that multiply to \$6\( and add up to \)-5$.
Write the factored form as a product of two binomials: \((x - a)(x - b) = 0\), where \(a\) and \(b\) are the numbers found in the previous step.
Apply the zero-factor property, which states that if a product of two factors equals zero, then at least one of the factors must be zero. Set each factor equal to zero: \(x - a = 0\) and \(x - b = 0\).
Solve each simple equation for \(x\) to find the solutions to the original quadratic equation.
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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Zero-Factor Property
The zero-factor property states that if the product of two factors equals zero, then at least one of the factors must be zero. This principle is used to solve equations by factoring expressions and setting each factor equal to zero to find the solutions.
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Introduction to Factoring Polynomials
Factoring Quadratic Equations
Factoring quadratic equations involves rewriting a quadratic expression as a product of two binomials. For example, x² - 5x + 6 factors into (x - 2)(x - 3). This step is essential before applying the zero-factor property to solve the equation.
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Solving Quadratic Equations
Solving quadratic equations means finding the values of the variable that satisfy the equation. After factoring, setting each factor equal to zero and solving for the variable gives the roots or solutions of the quadratic equation.
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