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anonymous
 one year ago
I need help with this can someone help me?
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.
anonymous
 one year ago
I need help with this can someone help me? 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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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0dw:1435200186158:dw b. \[if \left b \right=a,then~ab=0\] \[if ~\left b \right>a,then~ab ~is~negative.\] \[if~\left b \right<a,then~ab~is~positive.\]
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