Posted by **Abnerbell** on Saturday, March 12, 2011 at 3:29pm.

What is the derivative of f(x)=e^-3x

- calculus -
**bobpursley**, Saturday, March 12, 2011 at 3:41pm
What is -3*e^-3x ? You ought to have this in your head, automatically.

f=e^ax

f'= a*e^ax

f"=a^2*e^ax

- calculus -
**Abnerbell**, Saturday, March 12, 2011 at 3:55pm
Thats what I thought but the negative threw me off. I didnt know if I needed to subtract 1 to remove the negative. Or if that mattered in this equation.

## Answer this Question

## Related Questions

- Calculus--> bobpursley - How do you get m=0? from taking the second ...
- Calculus - derivatives - Okay, I want to find the derivative of (x^x)^(x^x)... ...
- Calculus - I need to find the second derivative of y=x(x-1)^1/2. I found the ...
- Maths Calculus Derivative Integral - Urgent Please - Use 2nd Fundamental Theorem...
- Calculus - 1.) Find the derivative of tan (sec x). 2.) Find the derivative if 1/...
- calculus - Please help with this. I need the first derivative of f(x)=4(x+...
- CALCULUS - what is the derivative of ln(x-1)? If you are studying the calculus ...
- CALCULUS HELP - Find the second derivative for the function 5x^3+60x^2-36x-41 ...
- calculus - Please help with this. I submitted it below and was asked to clarify ...
- Calculus (Help) - Also I would like to know how to set this problem up in ...

More Related Questions