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Mathematics 7 Online
OpenStudy (neonclawzz):

please help. will medal. Identify the domain of the exponential function shown in the following graph: http://prntscr.com/bb5i06 −5 ≤ x ≤ 5 0 ≤ x ≤ 5 All real numbers All positive numbers

OpenStudy (calculusxy):

Is the picture more expanded?

OpenStudy (neonclawzz):

no that is all of it.

OpenStudy (calculusxy):

From what I see, I think that the line would cover the whole x-axis. What do you think?

OpenStudy (mathmale):

Look carefully at the graph. For which set of x values is the function defined (so that there is a graph)?

OpenStudy (neonclawzz):

I am not sure but i think that the answer is All real numbers

OpenStudy (mathmale):

I disagree with that. Look carefully at the graph. For which set of x values is the function defined (so that there is a graph)? Note that there is no graph to the left of which value of x?

OpenStudy (neonclawzz):

i'm sorry i'm not exactly understanding what you're asking

OpenStudy (neonclawzz):

would it be 4 ad 5?

OpenStudy (mathmale):

Look at the red graph. Does it extend from the extreme left of the (coordinate axis) frame in which it appears? Does it extend to the extreme right of the frame in which it appears?

OpenStudy (neonclawzz):

yes it does.

OpenStudy (neonclawzz):

the right

OpenStudy (mathmale):

Not in my view. The red graph begins in the 2nd quadrant, to the right of the vertical line x=-3, but it does extend all the way to the right of the coordinate axis frame. Using this info, answer this question: "For which set of x values is this function defined?"

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