Concept explainers
To Calculate:
For given arithmetic sequence, determine the related function. Then determine if the function is proportional or non-proportional .
1,2,3…….
Answer to Problem 74SR
It is proportional.
Explanation of Solution
Concept Used:
1.
The graph of a non-proportional linear relationship is a line that does not cross through the origin, whereas the graph of a proportional linear relationship is a line that does cross through the origin.
2.
For A.P
n-th term is given by:
3.
The slope-intercept form is given by :
Calculation:
Given AP:
1,2,3,…..
Graph:
y-intercept is 0 and slope is
Plot (0,0). Slope is
Since , the graph of the equation contains the origin (0,0) , it is proportional.
Chapter 4 Solutions
Algebra 1
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