6+\sqrt216.,7+\sqrt343.,8+\sqrt512.,9+\sqrt729; ?__

RRB Junior Engineer Stage 1 Model Papers 6

Question : 41 of 99

Marks: +1, -0

6+√216.,7+√343.,8+√512.,9+√729;

?__

Solution:

6+√216=+√{6×6×6}

7+√343=7+√{7×7×7 }

8+√512=8+√{8×8×8}

9+√729=9+√{9×9×9}→10+10√10=10+√1000

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