# Determine all real possible s, so that #W={f|int_-1^1f(x)dx=s}# is subspace in real function that continue in #[-1,1]# ?

##
#W={f|int_-1^1f(x)dx=s}#

##### 1 Answer

Apr 10, 2017

#### Explanation:

If

If

but if

so the only feasible value for

Now, with

NOTE:

With