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Square root and cube root

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  1. If √3 =1.732 and √2 = 1.414, the value of 1/(√3 + √2) is ?
    1. 0.064
    2. 0.308
    3. 0.318
    4. 2.146
Correct Option: C

1/ (√3 + √2)
= (√3 - √2) / [ 1/ (√3 - √2) x (√3 + √2)]
= (√3 - √2) / (3 - 2)
= (1.7732 - 1.414) = 0.318


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