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Mathematics 16 Online
CW:

Danika concludes that the following functions are inverses of each other because f(g(x)) = x. Do you agree with Danika? Explain your reasoning. f(x) = |x| g(x) = –x

Vocaloid:

Not quite Notice how g(f(x)) = -|x| Which is not equal to x In order for f and g to be inverses, both f(g(x)) and g(f(x)) must equal x

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