They are like terms. They can be added together or one can be subtracted from the other. The exponents of the variables are the same in both terms.<span />
X:{a, b, c}, because the numbers(or letters in this problem) cannot repeat.
Answer:
Following are the solution to the given question:
Step-by-step explanation:
Please find the complete question in the attached file.

The testing states value is:

therefor the 
Through out the above equation its values Doesn't rejects the H_0 value, and its sample value doesn't support the claim that although the configuration of its dependent variable has been infringed.