Answer:
2n
Step-by-step explanation:
To find the 1st term, put n = 1 into the formula, to find the 4th term, replace the n's by 4's: 4th term = 2 × 4 = 8.
The first and last represent functions, no function has an input with two separate outputs
Answer:
The slope of the given two points is 
Step-by-step explanation:
Given two points are (-5,2) and (3,9)
To find the slope with these two points
Let
and
be the given points
By using Slope Formula:


( subtracting and adding the corresponding terms)

Therefore slope is 
The slope of the given two points is 
Answer:
1. 4-2=2
2.2 10/21
Step-by-step explanation: