find the cube root of 21952 through estimation method
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MR.ALOK .prof
take last digit i.e _ 2 .which is cube root of 8 hence the last digit of cube root is 8.
2_now after strikking 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.
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Answer:
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.
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