Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
 0 viewing

This Question is Closed

carlenstar281 Group TitleBest ResponseYou've already chosen the best response.0
is the line up or down for graphing y = –2x² + 2
 one year ago

electrokid Group TitleBest ResponseYou've already chosen the best response.1
1) this is a quadratic and cannot be a "line". It is a "curve"
 one year ago

carlenstar281 Group TitleBest ResponseYou've already chosen the best response.0
thats what i mean sorry is the curve up or down
 one year ago

electrokid Group TitleBest ResponseYou've already chosen the best response.1
2) we then check the coefficient of the highest power of "x"
 one year ago

carlenstar281 Group TitleBest ResponseYou've already chosen the best response.0
i put it as down but im not sure
 one year ago

electrokid Group TitleBest ResponseYou've already chosen the best response.1
it will first increase from infinity, then reach a maximum and then decrease
 one year ago

carlenstar281 Group TitleBest ResponseYou've already chosen the best response.0
okay i get that
 one year ago

carlenstar281 Group TitleBest ResponseYou've already chosen the best response.0
so does it look like this then
 one year ago

electrokid Group TitleBest ResponseYou've already chosen the best response.1
dw:1364413141919:dw
 one year ago

carlenstar281 Group TitleBest ResponseYou've already chosen the best response.0
sorry i couldn't draw it
 one year ago

electrokid Group TitleBest ResponseYou've already chosen the best response.1
looks like this. I cannot see your picture.
 one year ago

carlenstar281 Group TitleBest ResponseYou've already chosen the best response.0
oh sorry it was a pic that looked like the one you drew except the curve was under the x axis is that correct?
 one year ago

electrokid Group TitleBest ResponseYou've already chosen the best response.1
yep. So, it first increases and then decreases. did you study derivatives?
 one year ago

carlenstar281 Group TitleBest ResponseYou've already chosen the best response.0
yes and thank you :)
 one year ago

cahit Group TitleBest ResponseYou've already chosen the best response.0
curve is under the x axis and downward.. at x = 0 it peak
 one year ago

cahit Group TitleBest ResponseYou've already chosen the best response.0
at y =0 you can find x value and at x= 0 find value of y...
 one year ago

electrokid Group TitleBest ResponseYou've already chosen the best response.1
if you had studied derivatives, this becomes way easier
 one year ago

carlenstar281 Group TitleBest ResponseYou've already chosen the best response.0
just a little bit and thank you again all for helping
 one year ago
See more questions >>>
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.