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TiliK225 [7]
3 years ago
12

If x^2=-1, What is the value of x?

Mathematics
1 answer:
vodomira [7]3 years ago
7 0

Answer:

-1

Step-by-step explanation:

-1^2 = -1

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Step-by-step explanation:

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How you do this is first you need to find the sum of the data values, (add all the numbers together) and divide the sum by the number of data values.(and divide that number by how many numbers you added together in the first place)

In this case, we'd be adding 44 + 39 + 47 + 38 + 38 + 41 + 40, and that equals 287. Now we'll divide 287 by how many numbers we added together, which is 7 numbers. 287 ÷ 7 = 41. That's the mean of the data set.

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