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yanalaym [24]
3 years ago
6

Describe how the point-slope formula is useful when writing the equation of a trend line

Mathematics
1 answer:
Hitman42 [59]3 years ago
5 0

Answer:

Trend lines are lines used to approximate the general shape of a scatter plot. A positive trend line tells us the scatter plot has a positive correlation. A negative trend line tells us the scatter plot has a negative correlation.

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What is the sum of (2a - 3b) and (5b - a)
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Answer:

\boxed{a + 2b}

Step-by-step explanation:

=  > (2a  - 3b) + (5b - a) \\  \\  =  > 2a - 3b + 5b - a \\  \\  =  > 2a - a + 5b - 3b \\  \\  =  > a + 2b

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grin007 [14]
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2 years ago
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3 years ago
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I really need help I’m not getting it.
Nikitich [7]

Answer:

Step-by-step explanation:

not sure sorry ask a parent

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