# Simple Function Operations

1a.)Is y=x^4 a single- or multi-valued function?

b.)Is y=f(x)=x^2+4x an even, odd, or neither

function?

c.)What is the inverse function of y=x^4

d.)What is the inverse function of (b.),y=x^2+4x?

e.)Is the inverse function from (d.), odd, even, or

neither?

https://brainmass.com/math/graphs-and-functions/simple-function-operations-20373

#### Solution Preview

a) y=x^4 is a single-valued function

<br>b) y=f(x)=x^2+4x is neither even nor odd.

<br> f(-x)=x^2-4x is not ...

$2.19