问题 填空题
a
b
=
c
d
=
e
f
=
3
2
,若b+2d-f≠0,则
a+2c-e
b+2d-f
=______.
答案

a
b
=
c
d
=
e
f
=
3
2

∴a=1.5b,c=1.5d,e=1.5f,

a+2c-e
b+2d-f
=
1.5b+1.5d-1.5f
b+d-f
=1.5.

故答案为:1.5.

多项选择题
单项选择题