A community for students.
Here's the question you clicked on:
 0 viewing
Mimi_x3
 3 years ago
A poster consists of a photograph bordered by a 5cm margin. The area of the poster is to be 400cm^2.
(a) Show that the area of the photograph is given by the equation A=50010x4000/x
(b) Find the maximum area possible for the photograph.
(There's also a diagram that i will draw)
Mimi_x3
 3 years ago
A poster consists of a photograph bordered by a 5cm margin. The area of the poster is to be 400cm^2. (a) Show that the area of the photograph is given by the equation A=50010x4000/x (b) Find the maximum area possible for the photograph. (There's also a diagram that i will draw)

This Question is Closed

Mimi_x3
 3 years ago
Best ResponseYou've already chosen the best response.0What do you mean ? x again ?

Hashir
 3 years ago
Best ResponseYou've already chosen the best response.4plz make a clearer diagram !!!!!

Hashir
 3 years ago
Best ResponseYou've already chosen the best response.4me me me me me me x3 times boosted !!! virus

Mimi_x3
 3 years ago
Best ResponseYou've already chosen the best response.0is it good now ? Damn , i cant draw on this stupid mouse pad xD

Hashir
 3 years ago
Best ResponseYou've already chosen the best response.4lana u gon from facebook !!!! :(

Mimi_x3
 3 years ago
Best ResponseYou've already chosen the best response.0answer my question pls xD

kushashwa23
 3 years ago
Best ResponseYou've already chosen the best response.1dw:1314956606202:dw

AR
 3 years ago
Best ResponseYou've already chosen the best response.0Is it a rectangular poster or square?

Hashir
 3 years ago
Best ResponseYou've already chosen the best response.4wtf the pic is not loading!!!!!!!11

AR
 3 years ago
Best ResponseYou've already chosen the best response.0Okay. 400cm^2 = (l + 10) * (b + 10) now actually the area of the picture is lb but with the additional borders on each end it becomes as above. 400 = lb + 10b + 10l + 100 lb = 300  10b 10l And I think I am stuck O.o

Mimi_x3
 3 years ago
Best ResponseYou've already chosen the best response.0Never mind Hashir I will work it out myself (:

Hashir
 3 years ago
Best ResponseYou've already chosen the best response.4i hope u can differentiate that mimi nad then put equal to zero and find x !!

Hashir
 3 years ago
Best ResponseYou've already chosen the best response.4np you are welcome !!!!!

Mimi_x3
 3 years ago
Best ResponseYou've already chosen the best response.0yup i can differentiate xD
Ask your own question
Sign UpFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.