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13 April, 09:32

If a = 2+√3, then (a + 1/a)

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  1. 13 April, 10:28
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    8+4√3/2+√3

    Step-by-step explanation:

    a = 2+√3

    (a + 1/a)

    (2+√3+1/2+√3)

    (2+√3) ^2+1/2+√3

    4+4√3+3+1/2+√3

    8+4√3/2+√3
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