Keira created color panels for a wall using a mix of only red and blue paints. She plotted the quantities of red and blue paints used for each mix and connected them using a line segment as shown in the graph below.

Question

lena772 · Answer

attachment

lena772 · Answer

Which statement best describes the domain of the function represented in the graph?

3 ≤ x ≤ 12 or x is between 3 and 12, inclusive

3 ≤ x ≤ 7 or x is between 3 and 7, inclusive

2 ≤ x ≤ 12 or x is between 2 and 12, inclusive

2 ≤ x ≤ 7 or x is between 2 and 7, inclusive

lena772 · Answer

@SACAPUNTAS @croslali

anonymous · Answer

Do you know what the domain means?

lena772 · Answer

All the x values in the relation?

anonymous · Answer

Well, the x values that are valid. So what x values are valid?

anonymous · Answer

second one dear ...

anonymous · Answer

@croslali Don't just give the answers. Explain it.

lena772 · Answer

3-7?

anonymous · Answer

Yes!

lena772 · Answer

Ok then?

anonymous · Answer

it is the second one because because the values of x is between 3 and 7 in the graph ..
@SACAPUNTAS i first write the answer and then the reason giving the benefit of doubt

lena772 · Answer

Thank you both for helping. Do you guys mind helping with a few more?

lena772 · Answer

@SACAPUNTAS @croslali