Question

when a number is added to its cube the result is 5 time the number which of the following is not a possible value of the number?​

Answer 1

Answer:

There are three possible values of the number.

+2,-2,0

Step-by-step explanation:

Let the number be n

n+n³=5n

n³-4n=0

n(n²-4)=0

n²-4=0 or n=0

n²=4 or n=0

n=±2 or n=0