3 years ago

Can someone help me

1 answer:

dexar [7]3 years ago

6 0

Answer:

Step-by-step explanation:

No it is not a perfect square because you can not factor it.

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g100num [7]

4 laps because a mile is 1,760 yards and the 440 laps need to be divided into 1,760 so 1,760/440 is 4 so four laps are needed to complete a mile

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3 years ago

Lesechka [4]

The correct option is d

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3 years ago

allsm [11]

So i think in the school there may be 4800 in the school. Hope this helps

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3 years ago

Zanzabum

The answer would be right triangle. Hope that helps! :3

Oh and you spelled which wrong.

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3 years ago

Alexandra [31]

Answer:

Step-by-step explanation:

Let n = 21, and evaluate the expression.

$a_n = -2 + \dfrac{3}{2}(n - 1)$

$a_{21} = -2 + \dfrac{3}{2}(21 - 1)$

$a_{21} = -2 + \dfrac{3}{2}(20)$

$a_{21} = -2 + \dfrac{3}{1}(10)$

$a_{21} = -2 + 30$

$a_{21} = 28$

3 0

3 years ago