Question

Exercise 5.2
1. Find cube roots of following numbers by successive subtraction method:
(a) 125
(6) 343
(c) 729
(d) 1331
2. Find the unit digits of the cube roots of the following numbers:
(a) 15625
(b) 13824
(C) 10648
(d) 157911
3. Find the cube roots of the following numbers by using prime factorisation method:
(a) 13824
(b) 42875
(C) 250047
(d) 373284​

Answer 1

Answer:

1.ans5, 2ans 7, 3ans 9 4ans 11