If a=2+root3,then find the value of a-1/a
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a= 2+√3
a-1/a =2+√3-1/2+√3
take 2 + √3 lcm
a-1/a= 12-1/2+√3
a-1/a= 11/2+√3 answer
a-1/a =2+√3-1/2+√3
take 2 + √3 lcm
a-1/a= 12-1/2+√3
a-1/a= 11/2+√3 answer
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