A community for students.
Here's the question you clicked on:
← 55 members online
 0 viewing
Diana.xL
 one year ago
Help
Diana.xL
 one year ago
Help

This Question is Closed

imqwerty
 one year ago
Best ResponseYou've already chosen the best response.2area of rectangle=w*l given area=x^2 +40x+300 so w*l =x^2 +40x +300 \[w*l=x^2 +10x+30x+400\]\[w*l=x(x+10)+30(x+10)\]\[w \times l =(x+10)(x+30)\]comparing u get w=x=10 and l=x+30

Diana.xL
 one year ago
Best ResponseYou've already chosen the best response.0http://prntscr.com/8hghyu Can u plz help with part b as well?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0length=x+30=20+30=50 width=x+10=20+10=30 area=50*30=1500 or just plug x=20 in the given area.

Diana.xL
 one year ago
Best ResponseYou've already chosen the best response.0are those my final answers?
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.