Cubes and Cube Roots class 8 worksheet
Download cubes and cube roots class 8 pdf worksheet including hots questions, word problems etc on cubes and cube roots for CBSE class 8.
The cube of a number is the number raised to the power 3. Thus, cube of 2 = 2 x 2 x 2 = 8
similarly cube of 4 = 4 x 4 x 4 = 64
We know that 23 = 8 and 3 3 = 27
The numbers 8, 27,216,343 ... are called perfect cubes. A natural number is said to be a perfect cube if it is the cube of some natural number
A natural number n is a perfect cube if there exists a natural number m such that
m x m x m = n.