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14111cn1.6-8

# 14111cn1.6-8 - c Kendra Kilmer Section 1.4 Intersection of...

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± Kendra Kilmer August 18, 2011 Section 1.4 Intersection of Straight Lines Calculator Steps: Graph the two functions by entering the slope-intercept form of the lines into Y1 and Y2 (These are located under the Y= button). After chosing the appropriate Window, hit GRAPH. Go to CALC which is found by pressing 2nd TRACE. Select option 5: intersect The calculator will prompt you for the ﬁrst and second curves you want to intersect. The cursor will blink on a function and show the function name in the top left corner of the screen. When it blinks on Y1, press enter and when it blinks on Y2 press ENTER. The calculator will then ask you to guess where the intersection point is located. Use your right and left arrow keys to move to the intersection point and press ENTER. The intersection point will appear at the bottom of the screen. Example 1: Find the point of intersection of the lines y = x + 1 and y = - 2 x + 4 a) Find the point of intersection algebraically. b)

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14111cn1.6-8 - c Kendra Kilmer Section 1.4 Intersection of...

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