2(x的3次方)的2次方乘x的3次方-(4x的3次方)的3次方+(-3x)的4次方乘x的5次方等于多少?
问题描述:
2(x的3次方)的2次方乘x的3次方-(4x的3次方)的3次方+(-3x)的4次方乘x的5次方等于多少?
我要完整的过程哦 !多谢了
答
[2(x^3)]^2*x^3-[(4x)^3]^3+(-3x)^4*x^5
=4x^6*x^3-(64x^3)^3+81x^4*x^5
=4x^9-262144x^9+81x^9
=-262059x^9