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f(x) =2x-1 a) Determine the range value when the domain value is 0. b) Determine the domain value when the range value is 5.

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1 Answer

range value is the y value

domain value is the x value

(a) find y when x = 0   

 y = 2x-1 = 2(0)-1 = -1

y = -1

(b) find x when y = 5

5 = 2x-1

6 = 2x

x = 3

 

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