C CLD Member Joined Sep 28, 2011 Messages 47 Gender Female HSC 2011 Mar 29, 2012 #1 Hi All, I have one more question: The question was find sqrt of (z) Hope I did not make algebra mistake but I've got z = something like 3x + 4 in this case sqrt of (z) is sqrt of (3x + 4) but do you put +/- infront?
Hi All, I have one more question: The question was find sqrt of (z) Hope I did not make algebra mistake but I've got z = something like 3x + 4 in this case sqrt of (z) is sqrt of (3x + 4) but do you put +/- infront?
Carrotsticks Retired Joined Jun 29, 2009 Messages 9,494 Gender Undisclosed HSC N/A Mar 29, 2012 #2 Your description of the question is very vague. But yes, you would normally put the plus/minus in front, unless there is some sort of condition that specifies it to be only one of the cases.
Your description of the question is very vague. But yes, you would normally put the plus/minus in front, unless there is some sort of condition that specifies it to be only one of the cases.