All expression equal to 4x4x4
2 answers:
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the difference from 40000 to the future value in 2020, namely 5 years later is simply the yield or interest amount.
Answer: They are inverses of each other
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Explanation:
We'll need to compute h(f(x)) and f(h(x)) to see if we get x each time.
and,
Both composite functions lead to x each time.
The equations h(f(x)) = x and f(h(x)) = x being true means each function is the inverse of the other.