1.

Find the cube root of the following numbers by estimation 21952

Answer»

ANSWER:

Take last digit i.e _ 2 .which is cube root of 8 hence the last digit of cube root is 8.

2_now after striking three digit we have _ 21 .and find below (LESS)cube root from 21 ..i.e 2×2×2= 8 which is less than 21 but 3×3×3=27 which is largest from 21 hence tens digit is 2.

cube root 21952= 28. answer.

HOPE IT HELPS!



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