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sammietaygreen
 one year ago
Determine which is the graph of the function.
f(x) = {3x + 2 if < 5; 3x  2 if x ≥ 5
sammietaygreen
 one year ago
Determine which is the graph of the function. f(x) = {3x + 2 if < 5; 3x  2 if x ≥ 5

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freckles
 one year ago
Best ResponseYou've already chosen the best response.1Do you know how to graph y=3x+2?

sammietaygreen
 one year ago
Best ResponseYou've already chosen the best response.0My teacher allows us to use graphing calcs so yes

freckles
 one year ago
Best ResponseYou've already chosen the best response.1ok well I would draw y=3x+2 on a paper and erase the part of the line that comes after x=5 and put a hole at x=5 since it is says f(x)=3x+2 when x<5 (which means this part does not include what happens at x=5)

freckles
 one year ago
Best ResponseYou've already chosen the best response.1then on that same paper (the same graph) draw y=3x2

freckles
 one year ago
Best ResponseYou've already chosen the best response.1but for it erase every part of that line that comes before x=5

sammietaygreen
 one year ago
Best ResponseYou've already chosen the best response.0Okay one sec. Lemme start that and see if i get it.

sammietaygreen
 one year ago
Best ResponseYou've already chosen the best response.0dw:1441828029756:dw would it look something like this?

freckles
 one year ago
Best ResponseYou've already chosen the best response.1well you have some overlapping x values there

freckles
 one year ago
Best ResponseYou've already chosen the best response.1dw:1441828111827:dw

sammietaygreen
 one year ago
Best ResponseYou've already chosen the best response.0okay so the concept of the lines I get and the dots are to show whether it's greater than or less than

freckles
 one year ago
Best ResponseYou've already chosen the best response.1the dots are there if you have the equal the holes are there if you don't have the equals part

sammietaygreen
 one year ago
Best ResponseYou've already chosen the best response.0What happens when I have 3 equations??

freckles
 one year ago
Best ResponseYou've already chosen the best response.1you do the same thing

freckles
 one year ago
Best ResponseYou've already chosen the best response.1graph all three and look at the intervals to figure out where to erase

sammietaygreen
 one year ago
Best ResponseYou've already chosen the best response.0ugh none of the graphs are matching what I'm getting
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