a= √5+3 b= 1/a ...find a (squared) + b (
squared)
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a=√5+3,
b=1/a=1(√5-3)/(√5+3)(√5-3)
b=(√5-3)/(-4)
a²+b²=(√5+3)²+{(√5-3)/4}²
=5+9+6√5+ {5+9-6√5}/16
=14+6√5+. (7-3√5)/8
={112+48√5+7-3√5}/8
=(119+45√5)/8
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