Question

The difference of two perfect cubes is 665. If the cube root of the greater of two numbers is 9, then the cube root of the smaller number

Answer 1

Answer:

Step-by-step explanation:

Given,

The difference in two cubes =387

And, the cube root of the greatest number =8

So, the greatest number =(8)  

3

=8×8×8=512

Hence, the second number =512−387=125

Thus,

The cube root of 125 is

=  

3

 

125

​

=  

3

 

5×5×5

​

=5