有理数ab满足a+2b+根号2=3+(a-b)乘根号2,则a=____,b=____

来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/24 22:03:41
有理数ab满足a+2b+根号2=3+(a-b)乘根号2,则a=____,b=____有理数ab满足a+2b+根号2=3+(a-b)乘根号2,则a=____,b=____有理数ab满足a+2b+根号2=

有理数ab满足a+2b+根号2=3+(a-b)乘根号2,则a=____,b=____
有理数ab满足a+2b+根号2=3+(a-b)乘根号2,则a=____,b=____

有理数ab满足a+2b+根号2=3+(a-b)乘根号2,则a=____,b=____
a+2b-3=(a-b-1)√2左边时无理数,则右边时无理数所以a-b-1=0则左边也是0a+2b-3=0解方程组b=2/3,a=5/3