SOLUTION: I've worked this several times and can't seem to figure it out, please explain?
Find the following product: (x - 5)(x + 5)
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Question 381324: I've worked this several times and can't seem to figure it out, please explain?
Find the following product: (x - 5)(x + 5)
Found 2 solutions by rfer, richard1234:
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
x^2+5x-5x-25
x^2-25
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
If you recognize that this follows from the difference of two squares theorem, it follows that the answer is x^2 - 25.
Or, you can expand using distributive properties.
(x - 5)(x + 5) = x^2 + 5x - 5x - 25 = x^2 - 25
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