Answer:
Explanation:
f(x) = |x| +1
|x| = f(x) -1
for : f(x)-1 ≥ 0 : x = 1 - f(x) ..(refused) or x = f(x) - 1
conclusion : inverse of f(x) = |x| +1 is :
y =x-1 for x-1 ≥ 0
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