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OpenStudy (anonymous):
1. Suppose a and b are real numbers where a > 0 and b < 0. a. Is –a + b positive or negative. Explain how you know. b. Is a – b positive or negative? Explain how you know. c. Is b – a positive or negative. Explain how you know
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OpenStudy (calculusxy):
Just replace the variables with a number that is correct by just looking at 0.
OpenStudy (anonymous):
i'm just havin a tough time understanding what i'm supposed to change and all that, like i've been given several explanations but I just don't get it.
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