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Bogdan [553]
3 years ago
15

Solve for y for both questions

Mathematics
1 answer:
vredina [299]3 years ago
3 0
1) y= 4

2) y= -10

Those are the answers
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What is the mean absolute deviation of the data: 10, 20, 15, 17, and 13?
Rufina [12.5K]

Answer:

2.8

Step-by-step explanation:

1) find the mean of the data set. = 15

2) find the abs value of the diff between each data value and the mean: |data value – mean|.

|10-15|=5, |20-15|=5, |15-15|=0, |17-15|=2, |13-15|=2

3) find the sum of the abs values of the diff = 14

4) divide the sum of the abs value by the number of data values = 14/5 = 2.8

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A quality control worker checked that 3 out of 40 TVs are defective(do not work).
gregori [183]

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3 years ago
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Find the inverse of the function:<br>f(x) = 3x + 6<br>​
natta225 [31]

Answer:

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Pull out like factors :

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Solve  :    x+2 = 0

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