3元1次方程组求解4.6913=x+11.0547y+1.6094z4.0775=x+11.2111y+2.3026z3.6636=x+11.0219y+2.8904z

分类: 作业答案 • 2022-08-14 15:28:03

问题描述：

3元1次方程组求解
4.6913=x+11.0547y+1.6094z
4.0775=x+11.2111y+2.3026z
3.6636=x+11.0219y+2.8904z

答

4.6913=x+11.0547y+1.6094z❶4.0775=x+11.2111y+2.3026z❷3.6636=x+11.0219y+2.8904z❸❶-❷=0.6138=-0.1564y-0.6932z 即6138=-1564y-6932z ----❹❷-❸=0.4139=0....