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What is the result of $a^2 - b^2$ when $a = 5$ and $b = 3$?
What is the result of $a^2 - b^2$ when $a = 5$ and $b = 3$?
Which expression represents the sum of two cubes, $x^3 + y^3$?
Which expression represents the sum of two cubes, $x^3 + y^3$?
If $x=2$ and $y=1$, what is the value of $x^3 - y^3$?
If $x=2$ and $y=1$, what is the value of $x^3 - y^3$?
Which of the following is the difference of squares for $9 - 4$?
Which of the following is the difference of squares for $9 - 4$?
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What is the formula for factoring $a^2 + b^2$?
What is the formula for factoring $a^2 + b^2$?
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