All Algebra II Resources
Example Questions
Example Question #281 : Quadratic Equations And Inequalities
Solve for by completing the square.
Start by adding to both sides so that the terms with the are together on the left side of the equation.
Next, divide everything by the coefficient of the term.
Now, look at the coefficient of the -term. To complete the square, divide this coefficient by , then square the result. Add this term to both sides of the equation.
Rewrite the left side of the equation in the squared form.
Take the square root of both sides.
Now solve for .
Round to two places after the decimal.
Example Question #63 : Completing The Square
Solve for by completing the square.
Start by adding to both sides so that the terms with the are together on the left side of the equation.
Now, look at the coefficient of the -term. To complete the square, divide this coefficient by , then square the result. Add this term to both sides of the equation.
Rewrite the left side of the equation in the squared form.
Take the square root of both sides.
Now solve for .
Round to two places after the decimal.
Example Question #62 : Completing The Square
Solve for by completing the square.
Start by adding to both sides so that the terms with the are together on the left side of the equation.
Now, look at the coefficient of the -term. To complete the square, divide this coefficient by , then square the result. Add this term to both sides of the equation.
Rewrite the left side of the equation in the squared form.
Take the square root of both sides.
Now solve for .
Round to two places after the decimal.
Example Question #63 : Completing The Square
Solve for by completing the square.
Start by adding to both sides so that the terms with the are together on the left side of the equation.
Next, divide everything by the coefficient of the term.
Now, look at the coefficient of the -term. To complete the square, divide this coefficient by , then square the result. Add this term to both sides of the equation.
Rewrite the left side of the equation in the squared form.
Take the square root of both sides.
Now solve for .
Round to two places after the decimal.
Example Question #66 : Completing The Square
Solve for by completing the square.
Start by subtracting from both sides so that the terms with the are together on the left side of the equation.
Now, look at the coefficient of the -term. To complete the square, divide this coefficient by , then square the result. Add this term to both sides of the equation.
Rewrite the left side of the equation in the squared form.
Take the square root of both sides.
Now solve for .
Round to two places after the decimal.
Example Question #64 : Completing The Square
Solve for by completing the square.
Start by subtracting from both sides so that the terms with the are together on the left side of the equation.
Now, look at the coefficient of the -term. To complete the square, divide this coefficient by , then square the result. Add this term to both sides of the equation.
Rewrite the left side of the equation in the squared form.
Take the square root of both sides.
Now solve for .
Round to two places after the decimal.
Example Question #131 : Solving Quadratic Equations
Solve for by completing the square.
Start by adding to both sides so that the terms with the are together on the left side of the equation.
Next, divide everything by the coefficient of the term.
Now, look at the coefficient of the -term. To complete the square, divide this coefficient by , then square the result. Add this term to both sides of the equation.
Rewrite the left side of the equation in the squared form.
Take the square root of both sides.
Now solve for .
Round to two places after the decimal.
Example Question #65 : Completing The Square
Solve for by completing the square.
Start by adding to both sides so that the terms with the are together on the left side of the equation.
Next, divide everything by the coefficient of the term.
Now, look at the coefficient of the -term. To complete the square, divide this coefficient by , then square the result. Add this term to both sides of the equation.
Rewrite the left side of the equation in the squared form.
Take the square root of both sides.
Now solve for .
Round to two places after the decimal.
Example Question #131 : Solving Quadratic Equations
Which number completes the following square equation:
___
In order to complete the square, you half the middle number and square it.
__________
Example Question #1 : Quadratic Formula
Solve the equation using the quadratic formula:
The quadratic formula:
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