\(已知a^3=2,b^5=3,比较a,b的大小\) 2025-07-122025-07-12 易林 \[ \begin{align*} & a^3 = 2 \\ & (a^3)^5 = a^{15}=2^5=32 \\ & b^5 = 3 \\ & (b^5)^3 = b^{15}=3^3=27 \\ & 因为:a^{15} > b^{15} \\ & 所以:a > b \\ \end{align*} \]