Question 1092042
We can flip it upside down by multiplying the whole function by {{{-1}}}.

so, your function {{{f(x) = x^4}}} was multiplied by {{{-1}}} and you got {{{g(x) = -x^4}}}

{{{ graph( 600, 600, -3, 3, -5, 5, x^4,-x^4) }}}