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Chapter 11: Q. 24 (page 616)

Find the slope of the line through the given points.

4,鈥�2,3,鈥�8

Short Answer

Expert verified

The slope of the line through the points 4,2,3,8 is鈭�6 .

Step by step solution

01

Step 1. Given Information.

The given points are4,2,3,8.

02

Step 2. Formula used.

The slope of the line through the pointsx1,y1,x2,y2isy2鈭�y1x2鈭�x1.

03

Step 3. Calculation.

To find the slope substitute x1,y1=4,2 and x2,y2=3,8 into the slope formula then simplify it.

y2鈭�y1x2鈭�x1=8鈭�23鈭�4y2鈭�y1x2鈭�x1=6鈭�1y2鈭�y1x2鈭�x1=鈭�6

04

Step 4. Conclusion.

The slope of the line through the points 4,2,3,8 is 鈭�6.

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