2 years ago

I ran 1½ miles in 20 minutes . How fast did I go?

Mathematics

1 answer:

Contact [7]2 years ago

6 0

Answer:

4 MPH

Step-by-step explanation:

If you ran 1 1/2 miles in 20 minutes than in an hour you have ran 4 1/2 miles

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Step-by-step explanation:

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Let $u= \cos x$

Then $u^2+2u+1=(u+1)^2=0$

$\cos x = -1$

This gives us $x= \pi$ or all integer multiples of $\pi (n \pi)$

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shtirl [24]

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So it would look like this

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1 hour

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Answer:

Step-by-step explanation:

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Oksanka [162]

Answer:

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Step-by-step explanation:

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