Давай по шагам разберем это сложное выражение:
\[ a^{14} \(\times\) (b^4)^3 = a^{14} \(\times\) b^{4 \(\times\) 3} = a^{14} \(\times\) b^{12} \)
\[ \(a \times b\)^{12} = a^{12} \(\times\) b^{12} \)
\[ \(\frac{a^{14} \times b^{12}}{a^{12} \times b^{12}}\) \)
\[ \(\frac{a^{14}}{a^{12}}\) \(\times\) \(\frac{b^{12}}{b^{12}}\) = a^{14-12} \(\times\) 1 = a^2 \)
\[ a^2 = 3^2 = 9 \)
Ответ: 9