X varies directly with y. If x is 16 when y is 20, find x when y is 80.
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Answer:
Step-by-step explanation:
Hello!
Considering the parent function, as the most simple function that preserves the definition. Let's take the function given:
To have the the parent function, we must find the parent one, let's call it by f(x).
This function satisfies the Domain of the given one, because the Domain is still and the range as well.
Check below a graphical approach of those. The upper one is g(x) and the lower f(x), its parent one.
