问题
解答题
如果(a+1)2+(2b+3)2+|c+3|=0,那么
|
答案
∵(a+1)2+(2b+3)2+|c+3|=0,
∴a+1=0,2b+3=0,c+3=0,
解得:a=-1,b=-
,c=-3,3 2
则原式=
+-1×(-
)3 2 3×(-3)
=--1-(-3) - 3 2
+2=1 6
.11 6
如果(a+1)2+(2b+3)2+|c+3|=0,那么
|
∵(a+1)2+(2b+3)2+|c+3|=0,
∴a+1=0,2b+3=0,c+3=0,
解得:a=-1,b=-
,c=-3,3 2
则原式=
+-1×(-
)3 2 3×(-3)
=--1-(-3) - 3 2
+2=1 6
.11 6