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Mathematics

OpenStudy (anonymous):

State the domain and range of f in this graph

8 years ago
OpenStudy (anonymous):
8 years ago

OpenStudy (anonymous):

DOmain is the stuff you DO things to ie the x's So \[-3 \le x \le3\] Range is the y bits \[ -2 \le y \le 3 \]

8 years ago
OpenStudy (anonymous):

i input your answers and they were wrong smurfy14

8 years ago
OpenStudy (anonymous):

sorry

8 years ago
OpenStudy (anonymous):

eliza 27 your answers were right...but can you explain how u got them please

8 years ago
OpenStudy (anonymous):

On the graph the smallest value for x is -3 and the highest is 3 And for y the smallest value is -2 and the highest is 3 It's just by looking at it no particular maths just remembering the terminology

8 years ago
OpenStudy (anonymous):

oh ok thanks! On what interval is f increasing?

8 years ago
OpenStudy (anonymous):

is it [-1,3]

8 years ago
OpenStudy (anonymous):

\[ -1 \le x \le 3\] you've got the write numbers but I'm not sure if the correct way to write it out is like that?

8 years ago
OpenStudy (anonymous):

ok thanks

8 years ago
OpenStudy (anonymous):

No problem

8 years ago
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