已知x^6=2,求(3x^9)^2-(4x^4)^6的值
问题描述:
已知x^6=2,求(3x^9)^2-(4x^4)^6的值
答
(3x^9)^2-(4x^4)^6
=9x^18-4^6x^24
=9*2^3-4^62^4
=72-65536
=-65464