3 years ago

At track practice, Preston

Mathematics

1 answer:

Lapatulllka [165]3 years ago

4 0

His practice started at 10:00 am

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Whats the slope of (4,-1) and (-1,4)

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Answer:

<h2>The slope m = -1</h2>

Step-by-step explanation:

The formula of a slope:

$m=\dfrac{y_2-y_1}{x_2-x_1}$

We have the points (4, -1) and (-1, 4). Substitute:

$m=\dfrac{-1-4}{4-(-1)}=\dfrac{-5}{5}=-1$

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Answer:

Step-by-step explanation:

Hello,

$2(x+3)^2-10\\=2[(x+3)^2-5]\\=2[(x+3)^2-(\sqrt{5})^2]\\\\=2[(x+3+\sqrt{5})(x+3-\sqrt{5})]$

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