Question

Find the cube root of the following perfect cubes using estimation 3,28,509​

Answer 1

Answer:

34

Step-by-step explanation:

Answer 2

Answer:

69

make group of three digits from last.

509

9 cube end with 9 so. last digit of cube root. 9

328

6 cube is the largest perfect cube less than 328

so 6

so we get 69

works only for perfect cubes