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faltersainse [42]
2 years ago
10

Draw the solution point, or points, for this system of equations. y=2x^2-12x+20 y=2

Mathematics
1 answer:
Alexandra [31]2 years ago
7 0

Answer:

Step-by-step explanation:

hello :

you have this system :      y=2x²-12x+20

                                          y=2

means :   2x²-12x+20 =2

2x²-12x+20-2 =0

2x²-12x-18 =0        a=2  and b= -12   and c= -18

delta = b²-4ac

delta = (-12)²-4(2)(-18)

delta = 0

X1 =X2 = -b/2a =12/4 =3

the solution point is : (3 ; 2)

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zepelin [54]

Answer:

<h2>-4</h2>

Step-by-step explanation:

Given the line containing the points.

x | -7. -6. -5. -4

y | 21. 17. 13. 9

The slope of the line is expressed as m = Δy/Δx = y₂-y₁/x₂-x₁

Using the coordinates y (21, 17) and corresponding value of  x(-7, -6)

y₁ = 21, y₂ = 17 x₁ = -7, x₂ = -6

Substituting the values into the formula for calculating the slope, we have;

m = Δy/Δx = 17-21/-6-(-7)

m = -4/-6+7

m = -4/1

m = -4

<em>Hence the slope of the line that contains these points is -4</em>

6 0
4 years ago
Write each equation in standard form. Identify A,B,and C. 2x=4y-1
podryga [215]

Answer: 2x - 4y = -1

Step 1: Move the variable.

2x - 4y = 4y - 1 - 4y

Step 2: Remove the opposites.

2x - 4y = -1

Answer = 2x - 4y = -1

Hope this helps!

3 0
3 years ago
Read 2 more answers
in any given year a factory has a 10% probability of having a serious accident. about every how many years might the factory exp
Likurg_2 [28]

Years for one serious accident is 10 year

<u>Given:</u>

Probability of having a serious accident = 10% every year

P(serious accident) = 0.1

Number of years = n

<u>Computation:</u>

Years for one serious accident = 1 / Probability of having a serious accident

Years for one serious accident = 1 / P(serious accident)

Years for one serious accident = 1 / 0.1

Years for one serious accident = 10 year

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brainly.com/question/23044118?referrer=searchResults

5 0
3 years ago
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Svetradugi [14.3K]
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3 years ago
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ddd [48]

Answer:

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Step-by-step explanation:

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2 years ago
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