Question

if a=1+√3 find the value of a-1/a​

Answer 1

Step-by-step explanation:

hope this is helpful..........

Answer 2

Answer:

(3 - √3) / 2

Step-by-step explanation:

a = 1 + √3

a - 1 = 1 + √3 - 1 = √3

$\frac{\sqrt{3} }{1 + \sqrt{3} }$ = $\frac{\sqrt{3} (1-\sqrt{3}) }{(1+\sqrt{3})(1-\sqrt{3} ) }$ = $\frac{\sqrt{3} -3}{-2}$ = $\frac{3-\sqrt{3} }{2}$

(3 - √3) / 2