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Mathematics 7 Online
OpenStudy (anonymous):

PLEASE HELP ME (medal/fan) <<<<<<<<<<<<<<<

OpenStudy (anonymous):

OpenStudy (s117):

what ya need

OpenStudy (anonymous):

y = 2x^2 + 3. Use wolfram alpha to plot it and determine it for yourself. :)

OpenStudy (acxbox22):

yes use desmos graphing calculator in this function the domain and range is n inequality

OpenStudy (anonymous):

I dont have a graphing calculator

OpenStudy (anonymous):

@kassem23 can you walk me through it if that's okay

OpenStudy (acxbox22):

https://www.desmos.com/calculator

OpenStudy (anonymous):

OpenStudy (anonymous):

what about: A. Show the points from your graph on the T-Chart and connect the points on your graph. B. List the domain and range of each function, and C state whether the function is linear or Non-linear.

OpenStudy (xapproachesinfinity):

the domain is \[\mathbb{R=all ~real~numbers}\] the range as well is \[\mathbb{R=all~real~numbers}\]

OpenStudy (xapproachesinfinity):

you actually need to take some points and plot them

OpenStudy (anonymous):

but I have to fill out the chart before I graph right so I can know what to plot

OpenStudy (xapproachesinfinity):

first fill the table with some points then plot those points on the chart

OpenStudy (xapproachesinfinity):

choose easy points like x=0 x=1 x=-1 x=2 x=-2 x=3 x=-3 and so on see how many points you need

OpenStudy (xapproachesinfinity):

for each x find what is y=?

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

20 for 1

OpenStudy (anonymous):

40

OpenStudy (anonymous):

60

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