Is the function $f(X) = 4X^2 + X^4 -120$ even, odd or neither?

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Answer 1 · 2018-07-22T20:51:00

Even function

Given function:

$f(x)=4x^2+x^4-120$

$\implies f(-x)=4(-x)^2+(-x)^4-120$

$=4x^2+x^4-120$

$=f(x)$

$\because f(-x)=f(x)$ hence the given function is even function

Is the function f(X) = 4X^2 + X^4 -120f(X) = 4X^2 + X^4 -120 even, odd or neither?