Question

f (x) | x - 3 | = k
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Answer 1

Answer: k = { 2, 1 ,0 , -1 ......}

Step-by-step explanation:

f(x) = 1 then | 1 - 3| = 2

f(x) = 2then | 2 - 3|= 1

f(x) = 1 then | 3 - 3| =0 and so on