Question

Find cube root of 46656 by estimation process

Answer 1

Answer:

Step I. Make groups of three digits starting from unit place digit as 46 656 

Step II. 1st group is 656. Its unit place digit is 6 which is obtained by the cube of any number having unit place digit as 6.  We know that 63 = 216 

Step III. Second group is 46  3^3 < 46 < 4^3  ∴ Ten place digit is 3  Hence, cube root of 46656 is 36 

Answer 2

Answer:

the correct answer is= 66