Is there a number that is exactly 3 more than its cube?

Solution:

Given a number 3 times more than its cube times

Let the number be x

x = x³ + 3

x³ - x + 3 = 0

By solving this cubic equation, we get x ~ -1.6717

Therefore, the number -1.67 is 3 more than its cube

Is there a number that is exactly 3 more than its cube?

Summary:

There is a number that is exactly 3 more than its cube, that is -1.67