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OpenStudy (anonymous):
PLEASE HELP! f(x) = (x + 2)^2 and g(x) = x^2 − (x + 2)^2. Find f(x) − g(x).
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OpenStudy (mathstudent55):
Just subtract the functions. To simplify, square the binomials and combine like terms.
OpenStudy (anonymous):
Can you show me how to put that in a calculator?
OpenStudy (mathstudent55):
I don't know. I only know how to do it by hand.
OpenStudy (anonymous):
How about an online one?
OpenStudy (mathstudent55):
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