To calculate: The system of linear equations with the help of given data and then find the relationship between number of sides and combined number of sides and diagonals.
Answer to Problem 110E
Therefore the relationship is given by
Explanation of Solution
Given information:
The number of sides and sides with diagonals are given as
Formula used:
Use the below formulas for system of equations
Calculation:
As per given table the points are
Now calculate
Also calculate
Also calculate
Now substitute all the values in the formula
Solve equation
Substitute the value of
Substitute the value of
Solve equation
Now substitute the value of
Substitute the value of
Now substitute both the value of
Therefore, the least square regression parabola
Therefore, the equation of regression parabola is
Chapter 7 Solutions
Precalculus with Limits: A Graphing Approach
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