For Exercises 65−74, a. Use slope-intercept form to write an equation of the line that passes through the given point and has the given slope. b. Write the equation using function notation where y = f ( x ). (See Example 5 66. ( 0 , − 4 ) ; m = 1 3
For Exercises 65−74, a. Use slope-intercept form to write an equation of the line that passes through the given point and has the given slope. b. Write the equation using function notation where y = f ( x ). (See Example 5 66. ( 0 , − 4 ) ; m = 1 3
Solution Summary: The author explains how the equation of line passes through the given point and slope by slope-intercept.
For Exercises 65−74, a. Use slope-intercept form to write an equation of the line that passes through the given point and has the given slope. b. Write the equation using function notation where y = f(x). (See Example 5 66.
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The regression equation to predict the total world gross ticket sales from the opening weekend ticket sales is:
WorldGross^=9.23+6.87⋅OpeningWeekend
Is the interpretation for the y-intercept meaningful in this context? Explain your answer in one or two sentences.
The price per barrel of crude oil in the period 1980-2013, in constant 2014 dollars, can be approximated by P(t)=0.27t^2-8.6t+93 dollars (0
The number of hours of video uploaded to YouTube per minute is shown in the table below.
Year
# of hours of video uploaded per minute
2007
6
2008
10
2009
20
2010
24
2011
48
2012
60
2013
100
Let y be the video upload rate at x years since 2005.
Construct a scatterplot by hand.
Is the relationship linear or exponential? Increasing or decreasing?
Write an equation modeling the number of hours of video uploaded per minute if the initial number of hours is 2.6 and it increases by 59%.
Use your equation to find the number of hours uploaded in 2015.
Elementary and Intermediate Algebra: Concepts and Applications (7th Edition)
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