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# What is the slope of -2,-9 1,-3

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463
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What is the slope of (-2,-9), (1,-3)

Dec 10, 2014

#1
+270
+13

If you mean the gradient of linear graph, it's easy peasy.

Gradient is always change in y value / change in x value

It forms right angled triangle.

gradient = $$\frac{y_0-y_1}{x_0-x_1}$$

-3-(-9)/1-(-2)

=-3+9/1+2

=6/3

=2

Dec 10, 2014

#1
+270
+13

If you mean the gradient of linear graph, it's easy peasy.

Gradient is always change in y value / change in x value

It forms right angled triangle.

gradient = $$\frac{y_0-y_1}{x_0-x_1}$$

-3-(-9)/1-(-2)

=-3+9/1+2

=6/3

=2

flflvm97 Dec 10, 2014
#2
+114442
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Nice illustration, flflvm97   !!!

Dec 10, 2014
#3
+270
0

Thanks, Phill.

I'm just doing what I should do.

I want to participate to this forum as much as I can.

(My english is not good though :()

TY

Dec 10, 2014
#4
+114442
+3

Don't worry......I'm still working on that myself......

Dec 10, 2014
#5
+112062
+8

You are very welcome here flflvm97.