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Mathematics 15 Online
Nnesha (nnesha):

i need some help Write the step function for the graph below.

Nnesha (nnesha):

Nnesha (nnesha):

@Miracrown

Miracrown (miracrown):

well, I think this requires the greatest integer function have you studied it? @Nnesha

Nnesha (nnesha):

yes i can graph this by looking at the equation but this i don't understand this one

Miracrown (miracrown):

were you given the equation? that's what we have to find, right?

Nnesha (nnesha):

yeah

Miracrown (miracrown):

then let me show you a more basic graph, maybe we can use it to create this graph

Miracrown (miracrown):

the greatest integer function is the function we need to be using http://screencast.com/t/Qw2i3Qwziw2j

Miracrown (miracrown):

that looks a lot like our graph except our graph has more spacing between the segments see what I mean?

Nnesha (nnesha):

so our graph should be y=3[x} right ??????/

Miracrown (miracrown):

yes and also add 4

Nnesha (nnesha):

y=3[x] + 4 just like that???

Miracrown (miracrown):

we have to add 4 because these two things correspond to one another on the graphs so it's a vertical shift of 4 units

Miracrown (miracrown):

yup

Miracrown (miracrown):

I think that works

Nnesha (nnesha):

ok thanks

Miracrown (miracrown):

you're welcome! :)

Nnesha (nnesha):

omg u helped me before i wasn't know that lol

Nnesha (nnesha):

thanks ^.~~~

Miracrown (miracrown):

Haha yw. You’re going into the past, aye? ;)

Nnesha (nnesha):

yeah lol just checking what type of question i asked and if i forgot to give them a medala

Miracrown (miracrown):

Well, at least you didn't forget to give me a medal. (^:

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