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Mathematics 9 Online
OpenStudy (anonymous):

can someone help me answer this limit problem? http://puu.sh/6u5tK.jpg

OpenStudy (phi):

as a first step, multiply top and bottom by sqr(stuff) + sqr(more stuff) (the conjugate) this will make the top in the form (a-b)(a+b) = a^2 - b^2 (it will get rid of the square roots up top)

OpenStudy (anonymous):

how do you mean? can you show me?

OpenStudy (anonymous):

@phi

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