My best answer would be <u>-3</u>
hope this helps!
Answer:
1. 
- Degree: 2
- Number of terms: 3
2. 
- Degree: 3
- Number of terms: 2
3. 
- Degree: 4
- Number of terms: 2
Step-by-step explanation:
For this exercise you need to remember the multiplication of signs:

1. Given:

Apply the Distributive property:

Add the like terms:

You can idenfity that:
- Degree: 2
- Number of terms: 3
2. Given:

Add the like terms:

You can idenfity that:
- Degree: 3
- Number of terms: 2
3. Given:

Apply Distributive property:

Add the like terms:

You can idenfity that:
- Degree: 4
- Number of terms: 2
Answer:

Step-by-step explanation:
mean: (22+12+14+14+13+9)=14
|22-14| + |12-14| + ... + |9-14| =16
MAD = 16/6 = 
The area of the triangular kite would be 12 feet
I believe is B. X=log 21/ log 6