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Zetta Hackett

Feb 20, 2025

Which polynomial is a difference of two squares?

x2 + 25 x2 − 25 x2 − 10 x2 + 10

4 Answers

R
Russ Strosin

Feb 20, 2025

In general, you’ve missed out the “^” sign which denotes “raised to the power”.So all examples start with x^2 ie x squared. Which of 10 and 25 is a square?Which sign (+ or -) denotes “difference”?... Show More
R
Russ Strosin

Feb 20, 2025

x^2-25, because it always has to be a negative so that when you foil (first outter inner last) you can get the middle term to cancel. in this case you would get (x-5)(x+5) so you will get x^2+5x-5x-25 the middle term cancels leaving you with x^2-25.... Show More

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