Question

Which of the following is the parent function of all absolute value functions?

f(x) = 3x
f(x) = |x|
f(x) = 2|x|
f(x)=x²

Answer 1

The parent function is f(x) = |x|

Explanation:

Option 1 and 4 are not absolute value, and option 3 has a number before it making it changed.