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KIM [24]
2 years ago
12

URGENT O_O Find the roots of the polynomial equation! 2x^3+2x^2-19x+20=0

Mathematics
1 answer:
ohaa [14]2 years ago
4 0

The function is

  • y=2x^3+2x^2-19x+20

Graph attached

There is one real zero only

That's-1.047

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Write an equation of the line that passes through (2001, 35) and (2004.5, 16.1 ) points
Allisa [31]

Answer: If you are looking for Slope-Intercept form (y=mx+b), It would be...

y=-5.4x+10840.4.

If you are looking for Point-Slope form, it would be...

y=-5.4x+10840.4.

Step-by-step explanation: Write in Slope-Intercept from, y=mx+b.

Point-Slope form : Use the Point-Slope formula, y-y1=m(x-x1) to find the equation of the line.

I hope this helps you out! ☺

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2 years ago
Find the midpoint of a segment whose endpoints are (9, –7) and (–3, 5).
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For this question, you would have to use the midpoint formula. 
(X1 +X2 / 2 , Y1 + Y2 / 2)

In other words, 
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7 0
3 years ago
1. The price of a TV is $295. The price of a
TiliK225 [7]

Answer:

The price of the projector is $1,180.

Step-by-step explanation:

295 × 4 = 1,180

5 0
3 years ago
Maya plots the yards lost during a football game on a number line and labels it A. She plots Point B to the right of zero, a dis
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Step-by-step explanation:

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3 years ago
Read 2 more answers
Quadratic equation whose vertex is (2,3) and y intercept is 11
never [62]

Answer:

y = 2(x - 2)² + 3      vertex form

y = 2x² - 8x + 11     standard form

Step-by-step explanation:

Vertex form

y = a(x - h)² + k

(h, k) = (2, 3)

y = a(x - 2)² + 3

To find "a" plug in the y-intercept (0, 11)

11 = a(-2)² + 3

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Subtract 3 from both sides

8 = 4a

a = 2

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Expand

y = 2(x² - 4x + 4) + 3

y = 2x² - 8x + 11

5 0
3 years ago
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