Answer:
Mean= 
=13.28 ≈13
For median arrange in ascending or descending order. i am arranging in ascending order
9,11,11,13,15,17,17
cancel from left and right until one number is left
median=13
Answer:

Step-by-step explanation:

Answer:
The expression that fits the description is ;
(8a + b)/4
Step-by-step explanation:
Here, we want to find the expression that fits the given description;
We are told that the expression is a sum of two terms
The first term is 2 * a = 2a
The second term is the quotient ( result of division) of b and 4 = b/4
So the term we are looking for is;
2a + b/4 = (8a + b)/4
sgdhrjdjfjfj
Step-by-step explanation:
gkgzzggzgzzggzgzgzgz
Step-by-step explanation:
a vector multiplied by a scalar is equal to it's image. The expression above gives an equation and after solving, it gives you the image