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Monica [59]
3 years ago
15

Please please help me !! Will give BRAINLIEST!! What is the quadratic regression equation that fits these data?

Mathematics
2 answers:
forsale [732]3 years ago
5 0
Well I graphed it for you and it seems that D fits well compared to other options.

Hope this helps.

ryzh [129]3 years ago
5 0

y=2.13x^2+0.13x+6.39 VIA APEX

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2\cdot9+9\cdot12=18+108=126
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A line segment has (x1, y1) as one endpoint and (xm, ym) as its midpoint. Find the other endpoint (x2, y2) of the line segment i
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Answer:

(3,7) for the first line, and (12,0) for the second one.

Step-by-step explanation:

Hi Isabella,

1) The Midpoint of a line, when it comes to Analytical Geometry, is calculated as Mean of two points it follows:

x_{m}=\frac{x_{1} +x_{2} } {2}, y_{m} =\frac{y_{1}+ y_{2} }{2}

2) Each segment has two endpoints, and their midpoints, namely:

a) (1,-9) and its midpoint (2,-1)

b) (-2,18) and its midpoint (5,9)

3) Calculating. You need to be careful to not sum the wrong coordinates.

So be attentive!

The first line a

2=\frac{1+x_{2} }{2}\\  4=1+x_{2}\\  4-1=-1+1+x_{2} \\ x_{2}=3\\-1=\frac{y_{2}-9}{2}\\-2=y_{2}-9\\+2-2=y_{2}-9+2\\ y_{2}=-7

So (3,7) is the other endpoint whose segment starts at (1,-9)

The second line b endpoint at (-2,18) and its midpoint (5,9)

5=\frac{-2+x_{2} }{2} \\ 10=-2+x_{2} \\ +2+10=+2-2+x_{2}\\ x_{2}=12 \\ \\ 9=\frac{18+y_{2} }{2} \\ 18=18+y_{2} \\ -18+18=-18+18+y_{2}\\ y_{2} =0

So (12,0) it is the other endpoint.

Take a look at the graph below:

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Answer:

B. The graph of g(x) is narrower than the graph of f(x)

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check the image given below.

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Answer:

the answer is A:88 square inches

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Answer:

Z=20.785

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Step-by-step explanation:

Use calculator.net to see individual steps in great detail

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