题目内容
已知与|y+5|互为相反数,求x+y的平方根.
(1)已知与|b-1|互为相反数,列式子的值为____.
(2)已知,则___________.
(3)化简的结果是______________.
(4)计算________.
已知与|b-1|互为相反数,则式子的值为____________.