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amm1812
3 years ago
8

What is the quadratic regression equation?

Mathematics
1 answer:
aniked [119]3 years ago
7 0

Answer:

y=-0.078x^2+8.407x+-92.892

Step-by-step explanation:

but your x and y in desmo than go under the table do y1=ax^2 then under the 2 put a 1 than +bx1+c than you round your a b and c to the nearest thousandth than after that add a b and c then after you get your answer than but x^2 behind a than x behind b then nothing behind c hope this works for you

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9:45 on Tuesday Questions
LenaWriter [7]

Answer:  -2x + 5y = 8

Step-by-step explanation:

Since the lines must be parallel, the slopes must be the same, so keep the coefficients of x and y

Substitute the values of x and y from the given coordinate  (6,4) to find the new constant, b, the y-intercept.

-2x + 5y = b

-2(6) + 5(4) = b

-12 + 20 = b

8 = b

Rewrite the original equation substituting the new b for the original -15

-2x + 5y = 8

5 0
4 years ago
Some fireworks are fired vertically into the air from the ground at an initial speed of 80 feet per second. The equation for thi
EastWind [94]

Answer:

Vertex (-2.5,-300)

Step-by-step explanation:

We are given with h(t)=-16 t^2 +80 t.  We are asked to find the vertex.

X-coordinate of vertex =\frac{-b}{2a}

Where 'a' is coefficient of t^{2} term

'b' is coefficient of 't' term.

From given function, a= -16

b=80

So,

x-coordinate of vertex =\frac{-80}{2(-16)}

                                =-2.5

y-coordinate of vertex =-16(-2.5)^{2} +80(-2.5)

Simplify it,

            =-100 -200

           = -300

So, vertex is at (-2.5, -300).

4 0
3 years ago
What is y=-1/4x+4 written in standard form? plsss help!
Dominik [7]

Answer:

The standard form of this slope-intercept form is x + 4y = 16.

6 0
3 years ago
Read 2 more answers
What is the answer to this?
KatRina [158]

Answer:

z^11 is the ans if we follow laws of indices...

8 0
3 years ago
Read 2 more answers
Find three consecutive integers whose sum is 51
Elina [12.6K]
X+x+1+x+2=51

3x+3=51
Use inverse operations to solve

subtract 3 from both sides

3x=48 

Divide by 3 on both sides

x=16

16, 17, 18
4 0
3 years ago
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