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Phantasy [73]
3 years ago
5

Cheryl wants to find the number of hours seventh-graders do homework each week. There are 297 girls and boys in seventh grade. W

hich is the best way for Cheryl to get a representative sample without spending too much time?
Mathematics
1 answer:
Nadusha1986 [10]3 years ago
6 0

Answer:

The best way is for Cheryl to take a survey of a group of seventh graders and average that answer

Step-by-step explanation:

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Answer:

Function.  

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Range:  {-6, 2, 1}

Step-by-step explanation:

The domain of the relation shown here is {-3, 5, 3, -5}.  Note how each of these elements is linked to ONLY ONE value in the range {-6, 2, 1}.  Because of that, we conclude that the table shown represents a function.

5 0
3 years ago
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Firdavs [7]

Answer:

It’s equivalent.

Step-by-step explanation:

Collect like terms: 4x+12 = 4(3+x)

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3 years ago
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Norma-Jean [14]

Answer:

3. ???? (3 but that's incorrect)

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Step-by-step explanation:

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3 years ago
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JulijaS [17]

Answer:

<u>2</u>

15

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3 years ago
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X=9

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2 years ago
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