Problem 1E Problem 2E Problem 3E Problem 4E Problem 5E Problem 6E Problem 7E Problem 8E Problem 9E: In Exercises 9–16, find the slope of the line through the given pair of points. Without plotting any... Problem 10E: In Exercises 9–16, find the slope of the line through the given pair of points. Without plotting any... Problem 11E: n Exercises 9–16, find the slope of the line through the given pair of points. Without plotting any... Problem 12E: In Exercises 9–16, find the slope of the line through the given pair of points. Without plotting any... Problem 13E: In Exercises 9–16, find the slope of the line through the given pair of points. Without plotting any... Problem 14E: In Exercises 9–16, find the slope of the line through the given pair of points. Without plotting any... Problem 15E: In Exercises 9–16, find the slope of the line through the given pair of points. Without plotting any... Problem 16E: In Exercises 9–16, find the slope of the line through the given pair of points. Without plotting any... Problem 17E Problem 18E Problem 19E Problem 20E Problem 21E Problem 22E Problem 23E Problem 24E Problem 25E Problem 26E Problem 27E Problem 28E Problem 29E: In Exercises 25-42, find an equation in slope—intercept form of the line that passes through the... Problem 30E: In Exercises 25-42, find an equation in slope—intercept form of the line that passes through the... Problem 31E: In Exercises 25-42, find an equation in slope—intercept form of the line that passes through the... Problem 32E Problem 33E Problem 34E Problem 35E Problem 36E Problem 37E Problem 38E Problem 39E Problem 40E Problem 41E Problem 42E Problem 43E Problem 44E Problem 45E Problem 46E Problem 47E Problem 48E Problem 49E Problem 50E Problem 51E: In Exercises 33—54, use the given conditions to find an equation in slope—intercept form of each... Problem 52E Problem 53E Problem 54E Problem 55E Problem 56E Problem 57E Problem 58E Problem 59E Problem 60E Problem 61E Problem 62E Problem 63E Problem 64E Problem 65E: In Exercises 65–68, use the two-intercept form of the equation of a line.
65. Find an equation of... Problem 66E Problem 67E: In Exercises 65–68, use the two-intercept form of the equation of a line.
67. Find the x- and... Problem 68E Problem 69E: In Exercises 69 —72, find the x and y-intercepts and sketch the graph of the equation.
Problem 70E: In Exercises 69 —72, find the x and y-intercepts and sketch the graph of the equation
Problem 71E Problem 72E: In Exercises 69 —72, find the x and y-intercepts and sketch the graph of the equation.
Problem 73E Problem 74E Problem 75E Problem 76E: Write the slope—intercept form of the equation of the line that passes through the origin and is... Problem 77E: Write the slope—intercept form of the equation of the blue line shown in the figure that is parallel... Problem 78E: Write the slope—intercept form of the equation of the green line shown in the figure that is... Problem 79E Problem 80E Problem 81E Problem 82E Problem 83E Problem 84E: In Exercises 79—88, determine whether each pair of lines is parallel, perpendicular, or neither.
and... Problem 85E: In Exercises 79—88, determine whether each pair of lines is parallel, perpendicular, or neither.
... Problem 86E: In Exercises 79—88, determine whether each pair of lines is parallel, perpendicular, or neither.
and... Problem 87E Problem 88E Problem 89E Problem 90E Problem 91E Problem 92E: In Exercises 89—104, find the equation of the line in slope—intercept form satisfying the given... Problem 93E: In Exercises 89—104, find the equation of the line in slope—intercept form satisfying the given... Problem 94E Problem 95E Problem 96E Problem 97E Problem 98E Problem 99E: In Exercises 89—104, find the equation of the line in slope—intercept form satisfying the given... Problem 100E Problem 101E: In Exercises 89—104, find the equation of the line in slope—intercept form satisfying the given... Problem 102E: In Exercises 89—104, find the equation of the line in slope—intercept form satisfying the given... Problem 103E: In Exercises 89—104, find the equation of the line in slope—intercept form satisfying the given... Problem 104E Problem 105E Problem 106E: Prepaid Cellphone. A prepaid cellphone is loaded with a prepaid SIM card with initial airtime credit... Problem 107E: Jet take off. Upon takeoff, a jet climbs to 4 miles as it passes over 40 miles of land below it Find... Problem 108E Problem 109E: Trimming the bush. John noticed that it is springtime and that the hedge by his window has been... Problem 110E: Taking a bath. Miguel is preparing to take a bath He sees that it takes 2 minutes to raise the... Problem 111E: In Exercises 111—115, write an equation of a line in slope—intercept form. To describe this... Problem 112E Problem 113E Problem 114E Problem 115E Problem 116E: Depreciating a tractor. The value v of a tractor purchased for $14000 and depreciated linearly at... Problem 117E: Data usage. Your monthly data limit on your cellphone plan is 1 gigabyte (1 GB= 1024 MB) By the end... Problem 118E: Car trip. You set out on a trip from your hometown to a vacation spot located 520 miles away. You... Problem 119E: Playing a concert. A famous band is considering playing a concert and charging $40000 plus
$5 per... Problem 120E Problem 121E: Fahrenheit and Celsius. In the Fahrenheit temperature scale, water boils at
212° F and freezes at... Problem 122E: Cost. The cost of producing four modems is $210.20, and the cost of producing ten modems is... Problem 123E: Female prisoners. The number of females in a states prisons rose from 2425 m 2005 to 4026 in... Problem 124E Problem 125E: Health Insurance coverage. In Michigan, 11.7% of the population was not covered by health insurance... Problem 126E: Oil consumption. The total world consumption of oil increased from 82.7 million barrels per day in... Problem 127E Problem 128E Problem 129E: The graph of a line has slope
If
and Q(1, c) are points on the graph, find c.
Problem 130E Problem 131E Problem 132E Problem 133E: Show that the triangle with vertices
and C(5, 8) is a right triangle by using (a) slopes and (b) the... Problem 134E: Show that the four points,
and,
are the vertices of a parallelogram.
[Hint: Opposite sides of a... Problem 135E: In the accompanying figure, note that lines
l1 and
12 have slopes
m1 and
m2. Assume that
l1 and... Problem 136E Problem 137E Problem 138E: Geometry. Use a coordinate plane to prove that the midpoints of the four sides of a quadrilateral... Problem 139E Problem 140E Problem 141E Problem 142E Problem 143E: Exercises 143—146, use a graphing device to graph the given lines on the same screen Interpret your... Problem 144E: Exercises 143—146, use a graphing device to graph the given lines on the same screen Interpret your... Problem 145E Problem 146E Problem 147E Problem 148E Problem 149E Problem 150E Problem 151E: In Exercises 149 – 152, solve each equation for x.
Problem 152E: In Exercises 149 – 152, solve each equation for x.
Problem 153E: In Exercises 153-156, simplify each expression.
Problem 154E: In Exercises 153-156, simplify each expression.
Problem 155E Problem 156E format_list_bulleted