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Mathematics 17 Online
OpenStudy (anonymous):

a

OpenStudy (whpalmer4):

You evaluated the expression in your second attachment correctly. I offer no opinion on whether it is the correct expression, only that you did the arithmetic correctly :-)

OpenStudy (whpalmer4):

Again, I'm only going to offer opinions on whether the expression you choose to evaluate is evaluated correctly, not whether you've analyzed the problem correctly. Perhaps someone else will stick their head in and offer a considered opinion on the analysis.

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