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Hey all. I have to find Thevenin’s UTHEV and RTHEV, which can replace the circuit found here: img24.imageshack.us/img24/1723/thevenin.jpg I can do it for small circuits, but this one confuses me a bit. Hope you can get me goig. Thank you very much.

I got a lot of problems with this exercise. I really hope you can help me. Thanks! Samantha Roberts has a job as a pharmacist earning $30.000 per year, and she is deciding whether to take another job as the manager of another pharmacy for $40.000 per year...

Thanks! I understand it all except why RTHEV is easily calculated by now. Hope you can help me.

a) What would be the business and economic profit if Samantha purchase the pharmacy? Should Samantha purchase the pharmacy? The business profit Pb is the revenue of the firm minues the explicit costs. Thus Pb = $(200.000 – 80.000 – 40.000 – 10.000 – 5.000...

--- What would be the business and economic profit if Samantha purchase the pharmacy? Should Samantha purchase the pharmacy? The business profit Pb is the revenue of the firm minues the explicit costs. Thus Pb = $(200.000 – 80.000 – 40.000 – 10.000 – 5.00...

Sorry. The site refused to post some of it so it got a bit messy. As you can see I have answered the first part of the exercise, but I am still not sure about this part either.