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g100num [7]
3 years ago
12

MARKING BRAINIEST!!! PLEASE HELP ASAP!!!

Mathematics
1 answer:
borishaifa [10]3 years ago
7 0

Answer: B, 64

Step-by-step explanation:

To simplify this, first simplify all the parenthesis and multiply.

When an entire expression is raised to another exponent, everything in the parentheses is raised to that degree.

As such:

(2w^{-2}})^3 = 8 * w^{-6

You can then multiply this and the other expression:

8w^{-6} * 8w^6 = 8 * 8 * w^6 * w^{-6} = 64 * w^0

As such, the correct choice is B. The 'w's cancel each other out.

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Given the sample −4, −10, −16, 8, −12, add one more sample value that will make the mean equal to 3.
Agata [3.3K]

Answer: The value to add to the set is 52

=======================================================

For a moment, ignore the extra value we'll add in later.

The given set of values add to -34.

Let x be the extra value we add in. It adds to the -34 to get -34+x, then we divide by 6 because the set {-4,-10,-16,8,-12,x} has 6 items.

So we get the mean (-34+x)/6

Set this equal to the mean we want (3) and solve for x

(-34+x)/6 = 3

-34+x = 6*3

-34+x = 18

x = 18+34

x = 52

The set {-4,-10,-16,8,-12,x} updates to {-4,-10,-16,8,-12,52} and this set has a mean of 3.

6 0
3 years ago
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75/100 * 200/1

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15000/100 = 150

<h3>75% of 200 is 150.</h3>
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