Answer:
Hope this helps I'm not sure if its correct though, it must be correct anyway. So yea.
Answer:
x = 0, -4 and -3.
Step-by-step explanation:
The given expression is "3x to the power of 3 + 21x squared + 36x = 0".
We can write this expression as follows :

Taking 3x common.

x = 3

Hence, the solution of the given quadratic equation are x = 0, -4 and -3.
The population was 5,000 five hours ago!!
Answer:
ok
Step-by-step explanation: