Answer:
X = 7
Step-by-step explanation:
180=90+4x+6+8x
84=12x
7=x
The answer would be L because it is away from the rest ( outlier)
Answer:
2.55
Step-by-step explanation:
The first five terms of the sequence are 1, 4, 7, 10, 13.
Solution:
Given data:


General term of the arithmetic sequence.
, where d is the common difference.
d = 3

Put n = 2 in
, we get



Put n = 3 in
, we get



Put n = 4 in
, we get



Put n = 5 in
, we get



The first five terms of the sequence are 1, 4, 7, 10, 13.