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Nimfa-mama [501]
3 years ago
15

Which of the choices is NOT a good example of a line of best fit? A) B) C) D)

Mathematics
2 answers:
gulaghasi [49]3 years ago
7 0
I would say C.!!!!!!!!!!!!!
Anton [14]3 years ago
3 0
It is B because the line does not cross through the cluster of data points as good as any other answers
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Which is an equation of a line through (7,1) and perpendicular to y=-x+3
zysi [14]

Answer:

The answer is y=-1x+8 or you can write it this way y=-x+8 either way will work fine.

Step-by-step explanation:

y=mx+b

m=-1

y-y=m(x-x¹)

y-1=-1(x-7)

y-1=-1x+7

+1 +1

y=-x+8

I hope this helps:)

6 0
2 years ago
15 less than a number tripled is equivalent to the difference of the same number and 12
Nitella [24]

Step-by-step explanation:

x = number

3x - 15 = (x - 12)×-4 or (12-x)×-4

3x - 15 = -4x + 48 or -48 + 4x

7x = 63, x = 9 or

33 = x

4 0
2 years ago
Solve the following quadratic equation by rearranging and then factorising x^2 + 7x + 19 = 9
wolverine [178]

Answer:

your lucky you did have a online lessons earlll

Step-by-step explanation:

The following are the temperatures in °C for the first 14 days of January:

-6, -2.5, 2, 2.5, -0.5, 5, 10, -3, -7, 3, -1, 7, 1, 4.5

5 0
2 years ago
Read 2 more answers
Can someone help me find this answer?
Korvikt [17]

Answer:

m

Step-by-step explanation:

we know that

In a quadrilateral inscribed in a circle opposite angles are supplementary so

m

m

Step 1

Find the value of x

substitute the values

x^{2} +3x=180\\ \\ x^{2} +3x-180=0

using a graphing tool

solve the quadratic equation

see the attached figure

x=12\°

step 2

Find the measure of angle D

m

m

substitute

74\°+m

m

5 0
3 years ago
40!! POINTS!!!!!!!!!!!!!!!!1
olga2289 [7]

Answer:

Answer:

The Answer To This Question Is B.49π feet square

Step-by-step explanation:

Area  

=  π(D/2)2

=  49π

=  153.9380400259

The Answer To This Question Is 153.9380400259  Which Is Also 49π

Hope This Helped

Have A Terrific Day (:

Step-by-step explanation:

5 0
2 years ago
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