Precalculus Examples

Find the Quadratic Equation Given the Roots
Step 1
and are the two real distinct solutions for the quadratic equation, which means that and are the factors of the quadratic equation.
Step 2
Expand using the FOIL Method.
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Apply the distributive property.
Apply the distributive property.
Apply the distributive property.
Step 3
Simplify and combine like terms.
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Simplify each term.
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Multiply by .
Move to the left of .
Rewrite as .
Multiply by .
Subtract from .
Step 4
The standard quadratic equation using the given set of solutions is .
Step 5
Enter YOUR Problem
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