Question

数学题一个= ==已知|a-3|+(b-1)²=0,且代数式2b-a+m/2的值比b/2a+m的值大1,求m的

Answer 1

依题意得

|a-3|=0

a-3=0

a=3

(b-1)²=0

b-1=0

b=1

2b-a+m/2=2-3+m/2=-1+m/2

b/2a+m=1/6+m

∵2b-a+m/2的值比b/2a+m的值大1

∴ -1+m/2=1+1/6+m

-m/2=13/6

m=-13/3