classify the number as rational or irrational: (3 + √23) - √23
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the square root o
the number obtained
lution Let us find the root of 8,460.
Since 8,460 is more than 912. the next square number will be 922
clearly
912 < 8,460 < 922
As
(92)2 = 92 x 92 - 8,464
To obtain 8,464, 4 must be added to 8,460
Required
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