Given that \( h(x)=x^{4} \), find \( (h \circ h)(x) \)\( (h \circ h)(x)= \)(Simplify your answer.)
\( h(x^{4}) = (x^{4})^{4} \)
Step 1 :\( (h \circ h)(x) = h(h(x)) \)
Step 2 :\( h(h(x)) = h(x^{4}) \)
Step 3 :\( h(x^{4}) = (x^{4})^{4} \)