Answer:
0
Step-by-step explanation:
-(-x) ^3-x^3
x^3-x^3
=0
400/100=4 so 4 workers are = to 1%
72×4=288 workers are part time
400-288=112 full time workers
Answer:
30
Step-by-step explanation:
Formulate:
50%×60
0.5×60
= 30
Given:
Consider the given equation is

To find:
The values of x.
Solution:
We have,

Taking square root on both sides, we get


Adding 18 on both sides, we get


Now,
and 
and 
Therefore, the correct option is A.