All High School Math Resources
Example Questions
Example Question #12 : Solving Quadratic Equations
Solve
Factor the problem and set each factor equal to zero.
becomes so
Example Question #12 : Finding Roots
Solve .
Factor the quadratic equation and set each factor equal to zero:
becomes so the correct answer is .
Example Question #13 : Finding Roots
What are the roots of ?
To find the roots, we need to find the values that would make . Since there are two parts to , we will have two roots: one where , and one where .
Solve each one individually:
Therefore, our roots will be .
Example Question #14 : Finding Roots
What are the roots of ?
To find the roots, we need to find what would make . Since there are two parts to , we will have two roots: one where , and one where .
Solve each individually.
Our two roots will be .
Example Question #12 : Finding Roots
What are the roots of ?
To find the roots, we need to find what would make . Since there are two parts to , we will have two roots: one where , and one where .
Solve each individually.
Therefore, our two roots will be at .
Example Question #13 : Solving Quadratic Equations
Solve .
No solutions
Factor the equation by looking for two factors that multiply to and add to .
The factors are and , so the equation to solve becomes .
Next, set each factor equal to zero and solve:
or
The solution is or .
Example Question #17 : Finding Roots
Solve .
To find the roots of this equation, you can factor it to
Set each of those expressions equal to zero and then solve for . The roots are and .
Example Question #44 : Quadratic Equations And Inequalities
Find the root(s) of the following quadratic polynomial.
We set the function equal to 0 and factor the equation. By FOIL, we can confirm that is equivalent to the given function. Thus, the only zero comes from, and . Thus, is the only root.
Example Question #45 : Quadratic Equations And Inequalities
Example Question #46 : Quadratic Equations And Inequalities
Solve the quadratic equation using any method:
Use the quadratic formula to solve: