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Suppose that a is inversely proportional to b. If a= -3 when b= -6, find a when b= 8. Express your answer as a fraction.

 
 Jan 9, 2021
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a = k/b     given

-3 = k/-6     so k = 18

 

a = 18/b

a = 18/8 = 2.25

 
 Jan 9, 2021

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