if a =5+2√6 and b = 1/5+2√6 then a+b is a) 10 b)1 c)5 d)0
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a=5+2√6, b=1/a=1/(5+2√6) a²+b²=a²+1/a² =(5+2√6)²+1/(5+2√6)² =(25+24+10√2)+1(5-2√6)²/(5+2√6)²(5-2√6)² =(49+10√2)+(5-2√6)²/(5²-2√6² ...
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