Let f be a differentiable function from R to R such that , for all x, y R. If f(0) =1 then
(x) dx is equal to
a. 
0 
b. 

c. 
2 
d. 
1 
Let f be a differentiable function from R to R such that , for all x, y R. If f(0) =1 then
(x) dx is equal to
a. 
0 
b. 

c. 
2 
d. 
1 
Divide both sides by
2.
Apply limit x y
0
f ’(y)=0
f(y)=c
f(x)=1
dx=1