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olga_2 [115]
3 years ago
5

Find the slope of the line passing through the points (-3,4) and (2,-1)

Mathematics
2 answers:
Licemer1 [7]3 years ago
5 0
Slope formula: \frac{y_2 - y_1}{x_2 - x_1}

First, you would need to plug the coordinates into the formula for slope. 
\frac{-1 - 4}{2 - (-3)}

Now, all you have to do is solve and simplify it.
\frac{-1 - 4}{2 - (-3)} = \frac{-5}{5} = -1

The slope of the line is -1. 

I hope this helps!
astra-53 [7]3 years ago
4 0
Hello! The formula for finding slope is y2- y1 / x2- x1. That means subtract the first y-coordinate from the second y-coordinate and the first x-coordinate from the second x-coordinate. Plug in the values to have it like this: -1 - 4 / 2 - (-3). When you subtract the numbers, you get -5/5 or just simply -1. The slope of the line is -1.
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3 years ago
A sphere has diameter 28 cm. If the diameter is divided by 2, what is the effect on the surface area?
spayn [35]

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The surface area is divided by 4.

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Surface area of a sphere is 4πr².

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4 0
3 years ago
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beks73 [17]
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goldfiish [28.3K]

Answer:

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Step-by-step explanation:

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