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Mathematics 20 Online
OpenStudy (lynda.boyce):

I need help with a graph.

OpenStudy (lynfran):

ok u need to post the question

OpenStudy (lynda.boyce):

I need to sketch a graph of the revenue function to verify my answer. I found the max revenue which was R(6842)=318720.47

OpenStudy (lynfran):

ok what about the other coordinates....can u just post an image of the question i would make all of this easier...

OpenStudy (lynda.boyce):

The question for the graph is number 8.

OpenStudy (lynfran):

@dan815

OpenStudy (lynda.boyce):

I have the answers to the other problems I just stink at graphs

OpenStudy (lynfran):

o good can u post them then...

OpenStudy (lynda.boyce):

Which ones do you need?

OpenStudy (lynfran):

look like from Q3 to Q7

OpenStudy (lynda.boyce):

6. x =(approx.) 6842 7. R(6842)= 318720.47 3. R(x)= x*130e^-0.000150x

OpenStudy (lynda.boyce):

4. R(100)= 12806.45 R(500)=12060.67 R(1000)=11189.20 R(5000)=6140.76 5. R'(x)= (130 - 0.019x)e^0.000150x

OpenStudy (lynfran):

@ganeshie8 @mathmath333

OpenStudy (lynfran):

@myininaya

OpenStudy (lynfran):

ok im a bit confuse so im gonna leave it to the others sorry

OpenStudy (anonymous):

it says you can just use a program to graph it. Put your equation in here https://www.desmos.com/calculator

OpenStudy (lynda.boyce):

how would I put my equation in?

OpenStudy (anonymous):

scroll down to the bottom and you'll see the max for the function as 318,829 at x = 6666.67, which is slightly different from yours

OpenStudy (lynda.boyce):

i'm not sure I am doing it right. I am getting a straight line

OpenStudy (anonymous):

a more zoomed out look at it. http://www.wolframalpha.com/input/?i=130xe%5E%28-0.000150x%29+%2C+0%3Cx%3C50000

OpenStudy (anonymous):

you have to zoom out a lot! the numbers are huge

OpenStudy (lynda.boyce):

how did you plot the graph?

OpenStudy (anonymous):

I just typed in your equation. If you use desmos, just keep zooming out until you see the curve go up and tail off toward the right. If you use wolfram, add the restriction 0<x< a big number. Keep increasing/decreasing the number until you see as much of the graph as you want.

OpenStudy (lynda.boyce):

thank you so much!!!

OpenStudy (anonymous):

you're welcome

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