SOLUTION: my teacher told us to graph y=[x]- 3 how do i do that?

Question 260451: my teacher told us to graph y=[x]- 3 how do i do that?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
my teacher told us to graph y=[x]- 3
-----------------------------------
I'm assuming that [] means "absolute value".
---
If so you should plot 3 or more points:
If x = = -1, y = -2
If x = 0,y = -3
If x = 1, y = -2
---
Plot the points:(-1,-2),(0,-2),(1,-2)
----------------------------------------
Join those points in a v-shape:

----
Cheers,
Stan H.
RELATED QUESTIONS
my math teacher taught us how to do this but i don't understand (3,2), y = x + 5 (answered by josgarithmetic)

3x^2+5x+2 i just dont understand how to do it my teacher told us that a box plot would... (answered by stanbon)

my teacher gave me the expression .5(2x-14)=6x+28. i got the answer of x=-7...is that... (answered by rothauserc,ewatrrr)

hi, i'm having trouble with one specific problem which you use "substitution" in order to (answered by stanbon)

how do you solve for 4x+3y=180 my teacher gave us the hint that x= 15 and that y=40 but i (answered by josmiceli)

trying to understand how to do this? my teacher isnt giving us notes and i dont know how... (answered by stanbon)

20. Identify the axis of symmetry, create a suitable table of values, then sketch the... (answered by venugopalramana)

I do not understand how to solve this out right. I think i know the answer to the... (answered by checkley77)

My teacher was asking us to find the slope of the lines described. The question was "The... (answered by stanbon,MathTherapy)