i'm having a major brain clot, the derivative of this function f(x)= √x + 1 using the limit defintion thank you so much!
Follow Math Help Forum on Facebook and Google+
You don't have to use limits to find this derivative. Recall that: So: So your derivative is just:
Originally Posted by sondre i'm having a major brain clot, the derivative of this function f(x)= √x + 1 using the limit defintion thank you so much! derivative:
Hello, sondre! I assumed that the square root is over the entire Differentate: . using the limit defintion: . There are four steps . . . (1) Find (2) Subtract . . Multiply top and bottom by . . . . . . . . . (3) Divide by (4) Take limit: . Therefore: .
Originally Posted by Soroban Hello, sondre! I assumed that the square root is over the entire Oh, thats a good call, I hadn't thought of that >.<
View Tag Cloud