Posted by **pat** on Saturday, October 4, 2008 at 4:50pm.

How do you determine if a polynomial is the difference of two squares?

- algebra -
**Reiny**, Saturday, October 4, 2008 at 5:29pm
Is the first term a square?

is the last term a square?

Is there a 'minus' sign between them?

e.g. 25x^2 - 16

e.g. (x+3)^2 - (2y-3)^2

- algebra -
**pat**, Saturday, October 4, 2008 at 5:36pm
How do you determine if a polynomial is the difference of two squares?

This is the only information given. Sorry there isn't more, thank you for helping.

- algebra -
**bobpursley**, Saturday, October 4, 2008 at 5:44pm
Pat, reread what Professor Reiny wrote you. Then read it aloud. He answered your question with questions.

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