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irina [24]
3 years ago
14

How did I get a 2 here (simplifying ratios)

Mathematics
1 answer:
PilotLPTM [1.2K]3 years ago
4 0

Answer:

\frac{2x {}^{2} + 14x + 24 }{4 {x}^{2} + 4x - 48 }  =  \frac{x + 4}{2(x - 2)}

Step-by-step explanation:

Please see attached picture for full solution.

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the coordinates of a pentagon ABCDE are A(-5,4),B (1,4),C(1,-1), D(-2,-5) and E(-5,-1) what is the perimeter of the pentagon
kogti [31]
Perimeter is a continuous line forming the boundary of a closed geometrical figure. perimeter of a pentagon = AB+BC+CD+DE+EA (that is 5 sided figure) 
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3 years ago
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Which numbers are irrational?
irakobra [83]

Answer:

√14 and √42. hope this helps.

5 0
3 years ago
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Minchanka [31]
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4 0
3 years ago
19. For livesh's Model A rocket, he uses the equation h=-490^2+ 1120t. When is the height of the Model A rocket 640 centimeters?
Nadusha1986 [10]

Answer:

t = 1.143 s

Step-by-step explanation:

The equation he uses to model the height of the rocket in cm, as function of time is

h(t)  = -490 t^2  + 1120t

We can plot this equation using a graphing tool

Please, see attached picture

The rocket reaches his maximum height  (640 cm) at

t = 1.143 s

5 0
3 years ago
Simplify (1/3x+3)=5-x<br> The answers 3/4 I just don’t know how to solve it.
omeli [17]

(1/3x+3)=5-x

multiply both sides by three

1x+9=15-3x

add 3x to both sides

4x+9=15

subtract 9 from both sides

4x=3

divide both sides by 4 to isolate x

x=3/4

4 0
3 years ago
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