# Increasing Functions

Which of the functions below is increasing for all x-values?

f(x) = x - 7

f(x) = x2 - 7

f(x) = x3 - 7

f(x) = x4 - 7

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Increasing functions are investigated. The solution is detailed and well presented. The response received a rating of "5/5" from the student who originally posted the question.

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