Concept explainers
(a)
Write equation of the graph.
(a)
Answer to Problem 2CYU
Equation of graph is
Explanation of Solution
Given data:
Graph of sales of book v/s year
Formula used:
Slope intercept form:
Calculation:
a. Equation for given graph :
Slope of graph at (4,2.3)and(5,2.8)
Y intercept =C=0.7
So equation of graph is
Conclusion:
Equation of graph is
(b)
Predict the sales of book in 2013.
(b)
Answer to Problem 2CYU
The sales of book in 2013 is 1007.2 $billions
Explanation of Solution
Given data:
Graph of sales of book v/s year
Formula used:
Slope intercept form:
Calculation:
Sales of in 2013 is
The sales of book in 2013 is 1007.2 $billions
Conclusion:
The sales of book in 2013 is 1007.2 $billions
Chapter 8 Solutions
Pre-Algebra, Student Edition
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