• Series of PDEs help?

    I am looking for help getting started. I was told to do this by hand and wanted to be pointed in the direction of a starting point. Thanks d/dx = partial diff eq1 3*dA/dx + 2dB/dx + 3*dA/dy + 7dB/dy + 2 dC/dy = 1 eq2 2*dA/dx + 2dC/dx + 2*dA/dy + 2dB/dy + 6 dC/dy = 0 eq3 3*dA/dx + dB/dx+ dC/dx + 3*dA/dy + 5dB/dy + 4 dC/dy = 4 IC @ y=0 A=x,... show more
    I am looking for help getting started. I was told to do this by hand and wanted to be pointed in the direction of a starting point. Thanks d/dx = partial diff eq1 3*dA/dx + 2dB/dx + 3*dA/dy + 7dB/dy + 2 dC/dy = 1 eq2 2*dA/dx + 2dC/dx + 2*dA/dy + 2dB/dy + 6 dC/dy = 0 eq3 3*dA/dx + dB/dx+ dC/dx + 3*dA/dy + 5dB/dy + 4 dC/dy = 4 IC @ y=0 A=x, B=2x, C=3x
    Mathematics · 3 weeks ago
  • Water Consumption and Footprint resources?

    I'm looking for readily available resources for water footprint from eating meat and various vegetables. Then I want to break it down to protein/gal. I find various sites with numbers but never in one spot. Is there a spreadsheet out there readily available?
    I'm looking for readily available resources for water footprint from eating meat and various vegetables. Then I want to break it down to protein/gal. I find various sites with numbers but never in one spot. Is there a spreadsheet out there readily available?
    2 answers · Vegetarian & Vegan · 3 years ago
  • Are Y=0 and X=0 perpendicular?

    Rationale behind a GRE question. "If two lines are perpendicular, then their slopes must be negative reciprocals, meaning their product is -1. a vertical line has no slope so wouldn't this make this incorrect?
    Rationale behind a GRE question. "If two lines are perpendicular, then their slopes must be negative reciprocals, meaning their product is -1. a vertical line has no slope so wouldn't this make this incorrect?
    4 answers · Mathematics · 3 years ago
  • Best winter gloves?

    i'm looking for gloves that will last a long time. lifetime warranty etc
    i'm looking for gloves that will last a long time. lifetime warranty etc
    2 answers · Fashion & Accessories · 3 years ago
  • How to replace a section of counter-top?

    A hot pan was placed on the cheap linoleum counter at my apartment and I want to get it fixed without involving my landlord. The piece of counter-top is an island and is free from the cabinets below. It would simply need to be picked up and have the new one placed there. So my question is...where should I go? Is this simply a Home Depot or Lowes... show more
    A hot pan was placed on the cheap linoleum counter at my apartment and I want to get it fixed without involving my landlord. The piece of counter-top is an island and is free from the cabinets below. It would simply need to be picked up and have the new one placed there. So my question is...where should I go? Is this simply a Home Depot or Lowes run? Is it easy to match? I live in connecticut if that helps
    3 answers · Maintenance & Repairs · 3 years ago
  • How to confront salary and when to start. Please critique :)?

    Hello (name), I am thrilled to hear everything is sorted out. I plan to move back to (town) mid September and I thought that would be the easiest time to return to work. Let me know what you are planning or have planned and I can try to work around/with it. I have a few questions about salary. Will I continue to be hourly or return to salary? ... show more
    Hello (name), I am thrilled to hear everything is sorted out. I plan to move back to (town) mid September and I thought that would be the easiest time to return to work. Let me know what you are planning or have planned and I can try to work around/with it. I have a few questions about salary. Will I continue to be hourly or return to salary? From what I understood there will be no benefits so I was wondering; how flexible is the salary?
    3 answers · Other - Business & Finance · 3 years ago
  • Anyone mind critiquing my youtube video?

    It's old footage so the quality isn't the best. It's not a public video as I'm still working out the kinks. www.tinyurl.com/cheapdentist
    It's old footage so the quality isn't the best. It's not a public video as I'm still working out the kinks. www.tinyurl.com/cheapdentist
    2 answers · YouTube · 4 years ago
  • Should I pay return shipping on an item from Ebay?

    Seller listed the wrong specs on a computer I purchased. I am going through hoops to return the computer. The seller wants me to pay for return shipping since the item had free initial shipping. Would you pay the shipping to end this issue or make him pay for it since it was his error.
    Seller listed the wrong specs on a computer I purchased. I am going through hoops to return the computer. The seller wants me to pay for return shipping since the item had free initial shipping. Would you pay the shipping to end this issue or make him pay for it since it was his error.
    2 answers · Corporations · 4 years ago
  • What gaming laptop should I buy?

    Should I buy low specs and upgrade ram myself? -I think I want 2gigs dedicated graphics -13-15in display -SSD -8+ gigs of ram - >2.7 processor speed - <$1000 -< 5lbs Any ideas? Can anyone tell me what I want? I can go higher if it's ready out the door.
    Should I buy low specs and upgrade ram myself? -I think I want 2gigs dedicated graphics -13-15in display -SSD -8+ gigs of ram - >2.7 processor speed - <$1000 -< 5lbs Any ideas? Can anyone tell me what I want? I can go higher if it's ready out the door.
    3 answers · Laptops & Notebooks · 4 years ago
  • Where do you register your car?

    In the state your live in? Where the car resides? My grandparents lived right on the boarder of Missouri and Iowa. They pay Missouri taxes but their car is technically always parked in Iowa. -------------- If you were to lend a car to someone in another state would the car need to be registered in that state? Or stay registered in the state you... show more
    In the state your live in? Where the car resides? My grandparents lived right on the boarder of Missouri and Iowa. They pay Missouri taxes but their car is technically always parked in Iowa. -------------- If you were to lend a car to someone in another state would the car need to be registered in that state? Or stay registered in the state you reside?
    2 answers · Insurance & Registration · 4 years ago
  • How to protect cell in excel?

    I put a password and locked cells. However, they can be selected and changed when opened in google docs. I do not want them to be able to be edited. Is there a way to defend this entry point?
    I put a password and locked cells. However, they can be selected and changed when opened in google docs. I do not want them to be able to be edited. Is there a way to defend this entry point?
    2 answers · Software · 4 years ago
  • How to concatenate in Excel showing the exact same format?

    I want to concatenate a number that is rounded. ie instead of copying the whole number i want the rounded numbers concatenated. see image for more detail
    I want to concatenate a number that is rounded. ie instead of copying the whole number i want the rounded numbers concatenated. see image for more detail
    2 answers · Software · 4 years ago
  • Has anyone played fallensword before?

    If you have AND have been away from the game for >120 days you can get 30k free stam by having someone recruit you BACK to the game. It is a win win for everyone. Let me know and I will go into more details on EXACTLY how it works. If you have never played the game and are interested let me know as I can give you a recruit link that will... show more
    If you have AND have been away from the game for >120 days you can get 30k free stam by having someone recruit you BACK to the game. It is a win win for everyone. Let me know and I will go into more details on EXACTLY how it works. If you have never played the game and are interested let me know as I can give you a recruit link that will benefit both of us. I don't want to annoy people by posting links so let me know and I will leave a comment w/ more information. If you help me I will help you in anything math/science related.
    1 answer · Video & Online Games · 4 years ago
  • How to write a generic Cover Letter?

    I am uploading a CV to a job website where I will be applying to multiple jobs. There isn't one specific manager...or any that I am aware of. I do not know the job I am applying for I can't finalize my profile until something is added to the cover letter section so I am stuck until I write a general cover letter. I was just curious... show more
    I am uploading a CV to a job website where I will be applying to multiple jobs. There isn't one specific manager...or any that I am aware of. I do not know the job I am applying for I can't finalize my profile until something is added to the cover letter section so I am stuck until I write a general cover letter. I was just curious if anyone had a similar experience and possibly some advice to move forward. Thanks!
    1 answer · Other - Business & Finance · 4 years ago
  • How to write a generic CV?

    I am uploading a CV to a job website where I will be applying to multiple jobs. There isn't one specific manager...or any that I am aware of. I do not know the job I am applying for I can't finalize my profile until something is added to the CV section so I am stuck until I write a general CV. I was just curious if anyone had a... show more
    I am uploading a CV to a job website where I will be applying to multiple jobs. There isn't one specific manager...or any that I am aware of. I do not know the job I am applying for I can't finalize my profile until something is added to the CV section so I am stuck until I write a general CV. I was just curious if anyone had a similar experience and possibly some advice to move forward. Thanks!
    1 answer · Other - Careers & Employment · 4 years ago
  • Should I buy new tires or just equip my car with used ones?

    It is going to be around $400 to buy four new tires. The other option is to just keep buying used ones individually as others expire. my tires are currently outdated and one of them just blew.
    It is going to be around $400 to buy four new tires. The other option is to just keep buying used ones individually as others expire. my tires are currently outdated and one of them just blew.
    3 answers · Buying & Selling · 4 years ago