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Q15 Share your answers (1 Viewer)

lolwot

lolwot

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Joined
Jul 20, 2011
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HSC
2013
adimitri said:
i thought this was correct until now but i have been informed by a friend who just checked it that technically it's (2 +/- rooty)^2 and if you sub values you will find that the correct answer is
x^2 = (2-sqrt(y))^2
= (4 - 4sqrt(y) + y)
Click to expand...
wtf bos??? :punch:
 
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