Textbook Question
Find the average rate of change of f(x) = x^2 - 4x from x_1 = 5 to x_2 = 9.
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2. Graphs of Equations
Lines
Back2. Graphs of Equations
Lines
- Textbook Question
In Exercises 46–49, give the slope and y-intercept of each line whose equation is given. Then graph the line. y = (2/5)x - 1
424views - Textbook QuestionFill in the blank(s) to correctly complete each sentence. The graph of the line y= -2x+7 has slope ______ and y-intercept ______.413views
- Textbook Question
Write an equation (a) in standard form and (b) in slope-intercept form for each line described. through (1, 6), perpendicular to 3x+5y=1
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Write an equation (a) in standard form and (b) in slope-intercept form for each line described. through (-2, -2), parallel to y=3
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Write an equation (a) in standard form and (b) in slope-intercept form for each line described. through (4, 1), parallel to y=-5
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Solve each problem. A graph of y=ƒ(x) is shown in the standard viewing window. Which is the only value of x that could possibly be the solution of the equation ƒ(x) =0? A. -15 B. 0 C. 5 D. 15
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Use a graphing calculator to solve each linear equation. 7x-2x+ 4-5=3x+1
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If three distinct points A, B, and C in a plane are such that the slopes of nonvertical line segments AB, AC, and BC are equal, then A, B, and C are collinear. Otherwise, they are not. Use this fact to determine whether the three points given are collinear. (-1, -3), (-5, 12), (1, -11)
387views - Textbook QuestionWrite an equation for each line described. Give answers in standard form for Exercises 11–20 and in slope-intercept form (if possible) for Exercises 21–32. through (5,-8), m = 0424views
- Textbook QuestionWrite an equation for each line described. Give answers in standard form for Exercises 11–20 and in slope-intercept form (if possible) for Exercises 21–32. vertical, through (-6, 4)485views
- Textbook QuestionWrite an equation for each line described. Give answers in standard form for Exercises 11–20 and in slope-intercept form (if possible) for Exercises 21–32. through (-2,5) having slope -4397views
- Textbook QuestionFind the slope and y-intercept of each line, and graph it. 4x-y =7740views
- Textbook QuestionFind the slope and y-intercept of each line, and graph it. 4y = -3x434views
- Textbook QuestionThe graph of a linear function f is shown. (a) Identify the slope, y-intercept, and x-intercept. (b) Write an equation that defines f.453views