Trigonometry
The slope - intercept form of the line equation is , where is slope and is y - intercept.
Observe the graph of the function :
The graph touches the x - axis at and the graph touches the y - axis at .
Thus, the y - intercept is .
Let he points are and .
Slope .
Substitue the slope and y - intercept in slope - intercept form.
.
Thus, the line equation is .
The line equation is .
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