Troubleshooting Homework: Identifying and Addressing Mistakes

[Shackleford]

Homework Statement

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Homework Equations

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The Attempt at a Solution

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[lzkelley]

You're right, it is a conservative field - that's the key to the solution.
I think you're trying to use path independence, which is also key, but try it another way.
you're looking for the integral of F; and F = grad f... well... what's the integral of grad f?

 

[Mystic998]

Actually, I can't really see a problem. So...am I really just that rusty? What's the answer supposed to be?

 

[HallsofIvy]

The only thing you are doing wrong is that you have not finished the problem!

You have (9- 12+ 4)- (1/4+ 1- 1). Okay, what number is that?

 

[Shackleford]

The only thing you are doing wrong is that you have not finished the problem!

You have (9- 12+ 4)- (1/4+ 1- 1). Okay, what number is that?

Well, that answer is 3/4, but the answer in the back of the review has -27/4.

 

[Shackleford]

You're right, it is a conservative field - that's the key to the solution.
I think you're trying to use path independence, which is also key, but try it another way.
you're looking for the integral of F; and F = grad f... well... what's the integral of grad f?

I have that written out.