Math, asked by anshumansingh994, 2 months ago

If a = 2+√3 then find a-1/a

Answers

Answered by harshsinghrawat2007

0

Step-by-step explanation:

Given that,

a=2+

3

Then, Value of

a−

a

1

=2+

3

−

2+

3

1

=2+

3

−

2+

3

1

×

2−

3

2−

3

onrationalize

=2+

3

−

4−3

(2−

3

)

=2+

3

−2+

3

=2

3

Hence, this is the answer

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