If a = 1 3− √11 and b = 1 , then find a + b
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a =√11/3b
= 1/a = 1/(√11/3)
= 3/√11a2 - b2
= (√11/3)2 -(3/√11)2
={(√11)2/(3)2} - {(3)2/(√11)2}
= (11/9) - (9/11)
= (121-81)/99
= 40/99
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