Question 184344
{{{p(x)= 2x^3+6x-12}}} Start with the given function.



{{{p(a^3)= 2(a^3)^3+6(a^3)-12}}} Plug in {{{x=a^3}}}. In other words, replace each "x" with {{{a^3}}}



{{{p(a^3)= 2a^9+6a^3-12}}} Multiply the exponents and multiply the terms.