Question

How many perfect cubes you can find from 1 to 100? How many from −100 to 100?

Answer 1

1³ = 1

2³ = 8

3³ = 27

4³ = 64

Thus, there are 4 cubes from 1 to 100.

Now, 0³ = 0

(−1)³ = −1

(−2)³ = −8

(−3)³ = −27

(−4)³ = −64

Hence, there are 9 cubes from −100 to 100.