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

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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