Answer:
A
Step-by-step explanation:
11/15
Answer:
you got it right
Step-by-step explanation:
Answer:
True
Step-by-step explanation:
Deviation is how much data in the set differs from the mean or average of the set. This is true.
Answer:
14n^2.
Step-by-step explanation:
This is Arithmetic with first term a = 14 and common difference d = 28.
Sum of n terms = n/2[2a + (n-1)d]
= n/2(28 +( n -1)28]
= n/2(28 + 28n - 28)
= 14n^2
Substitute the variable for value we're given.
-9(2) - 7
-18 - 7 = -25
So, -25 is the answer.
