Use the graph of y = f(x) to graph each function g. g(x) = -½ ƒ ( x + 2) - 2
Ch. 2 - Functions and Graphs

Capitolo 3, Problema 41
In Exercises 39–48, give the slope and y-intercept of each line whose equation is given. Then graph the linear function. f(x) = -2x+1
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Identify the given linear function: \(f(x) = -2x + 1\).
Recall that a linear function in slope-intercept form is written as $y = mx + b$, where \(m\) is the slope and \(b\) is the y-intercept.
Compare the given function \(f(x) = -2x + 1\) to the slope-intercept form to find the slope \(m = -2\) and the y-intercept \(b = 1\).
To graph the function, start by plotting the y-intercept point at \((0, 1)\) on the coordinate plane.
From the y-intercept, use the slope \(-2\) (which means a rise of \(-2\) and a run of \(1\)) to find another point by moving down 2 units and right 1 unit, then draw the line through these points.

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Slope of a Linear Function
The slope represents the rate of change of the function and indicates how steep the line is. It is the coefficient of x in the equation f(x) = mx + b, where m is the slope. A negative slope means the line decreases as x increases.
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Linear Inequalities
Y-Intercept of a Linear Function
The y-intercept is the point where the line crosses the y-axis, given by the constant term b in the equation f(x) = mx + b. It represents the value of the function when x is zero, providing a starting point for graphing the line.
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Linear Inequalities
Graphing a Linear Function
Graphing involves plotting the y-intercept on the coordinate plane and using the slope to find another point by moving vertically and horizontally. Connecting these points with a straight line visually represents the function.
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Graphs of Logarithmic Functions
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