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Mathematics 18 Online
OpenStudy (anonymous):

What is the domain of the function y= 2√3x+4-5

OpenStudy (anonymous):

1 to infinity is its domain as at 0 there will be a negative number in under-root and we dont need the answer in complex number.

OpenStudy (anonymous):

@mr.cake r u satisfied by the answer!

OpenStudy (anonymous):

how to I find the range also?

OpenStudy (anonymous):

hmm... I think the domain should be x>=1/3 @annas @mr.cake

OpenStudy (anonymous):

I believe the range is: \[y>-1, for, x \in \mathbb{R}\]

OpenStudy (anonymous):

range would be y>=0

OpenStudy (anonymous):

*\[y \ge-1\]

OpenStudy (anonymous):

Have I interpreted the question faulthy? :x

OpenStudy (anonymous):

i think everything is under sqrt

OpenStudy (anonymous):

Then listen to Myko @mr.cake his answer is correct.

OpenStudy (anonymous):

I get: \[y=2*\sqrt{3}*x+4-5\]Domain all real numbers; the range all real numbers. \[y=2*\sqrt{3x}+4-5\]Domain all real numbers equal to zero or greater; the range all real numbers equal to -1 or greater.\[y=2*\sqrt{3x+4}-5\]Domain all real numbers equal to -4/3 or greater; range all real numbers equal to -5 or greater.

OpenStudy (anonymous):

x≥0 \

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