SOLUTION: Given: 4<a<5, 2<b<4 Find: a−b

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Question 1140571: Given: 4 a−b
Answer by greenestamps(13200) About Me  (Show Source):
You can put this solution on YOUR website!


The minimum value of a-b is when a takes on its minimum value and b takes on its maximum value; the maximum value of a-b is when a takes on its maximum value and b takes on its minimum value. So

4%3Ca%3C5 and 2%3Cb%3C4 --> %284-4%29%3Ca-b%3C5-2 or 0%3Ca-b%3C3