You can not use either of them because neither of them have a variable= to the eqaution
ex.) y= 3x+25
we know that
If
is a factor of the function 
then
is a root of the function f(x)
therefore
For
the value of the function must be zero
Verify
Substitute the value of
in the function





therefore
<u>the answer is</u>
Yes,
is a factor of the function f(x)
Answer: 15
Step-by-step explanation:
You havent added the options
40 percent of 250 = .4*250 = 100
100 seventh graders got the flu.