Factoring using Difference of Two Squares: Practice Problems
Direction: Factor out each binomial completely. Work it out on paper first then scroll down to compare your solution.
Problem 1: [latex]{x^2} – 100[/latex]
Problem 2: [latex]25{x^2} – 1[/latex]
Problem 3: [latex]4{x^2} – 9{y^2}[/latex]
Problem 4: [latex]16{x^4} – {y^4}[/latex]
Problem 5: [latex]{\left( {2x – 1} \right)^2} – 49[/latex]
Problem 6: [latex]4{x^2}{y^4} – 36{x^4}{y^2}[/latex]
ANSWER KEY
SOLUTION TO PROBLEM #1
SOLUTION TO PROBLEM #2
SOLUTION TO PROBLEM #3
SOLUTION TO PROBLEM #4
SOLUTION TO PROBLEM #5
SOLUTION TO PROBLEM #6
You may also be interested in these related math lessons or tutorials:
Factoring Difference of Two Squares
Factoring Sum and Difference of Two Cubes
Factoring Sum and Difference of Two Cubes Practice Problems