若a-1的绝对值+a^2-ab+1/4b^2=0,则=_____,b=_____.

问题描述:

若a-1的绝对值+a^2-ab+1/4b^2=0,则=_____,b=_____.

a-1的绝对值+a^2-ab+1/4b^2=0
a-1的绝对值+(a-½b)²=0
a-1=0,a-½b=0
a=1,b=2