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AveGali [126]
3 years ago
8

Arrange the following polynomial into descending order and identify the 3rd term.

Mathematics
2 answers:
Vera_Pavlovna [14]3 years ago
6 0
Thank you for posting your question here at brainly. Feel free to ask more questions.  

The best and most correct answer among the choices provided by the question is <span>18x</span>.<span>       
    </span><span>
Hope my answer would be a great help for you.</span>
mart [117]3 years ago
6 0

Answer with Step-by-step explanation:

We are given a polynomial:

18x + 2x^3 - 3x^2 + 10

We have to arrange it in descending order and then identify its third term

Polynomial in descending order is:

2x^3-3x^2+18x+10

As we can clearly see the third term is:

18x

Hence,

Polynomial in descending order is:

2x^3-3x^2+18x+10

and the third term is:

18x

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tatyana61 [14]

Answer:

x = 4 , y = 6

Step-by-step explanation:

I am sorry if I'm wrong

4 0
3 years ago
A musical instrument has a pitch of 220 hertz when the wavelength is 3 feet. When the wavelength is 4 feet, the pitch is 165 her
earnstyle [38]
We know that
Inverse Variation is a<span> relationship between two variables in which the product is a constant
so
let
x------> a pitch of a musical instrument
y------> </span><span>the wavelength
x*y=k

find the value of k

for x=</span><span>220 hertz   y=3 ft
</span><span>x*y=k
220*3=k
k=660

</span>for x=165 hertz   y=4 ft
x*y=k
165*4=660
k=660<span>

the answer part a) is
</span><span>the type of variation between pitch and wavelength is an inverse variation
</span>
part b) <span>What is the pitch when the wavelength is 5 feet?
x=?
y=5 ft
k=660
x*y=k------> solve for x
x=k/y----------> x=660/5-----> x=132 hertz

the answer Part b) is
132 hertz</span>
4 0
3 years ago
What is the answer to 5x=37-5/7
loris [4]
X = (37 - 5/7)/5 = 7.26 
7 0
3 years ago
Read 2 more answers
Karyn proofreads 15 pages in 2 hours for $40.
OLEGan [10]
Hi there.

Since she reads 15 pages in 2 hours, all we have to do to find out how much she reads in 1 hour is divide.

15/2 = 7.5

7.5 pages/hour

Same applies to the pay

40/2 = 20

$20/hour

Karyn proofreading rate is 7.5 pages per hour. Karyn receives on average $20 per hour.

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8 0
3 years ago
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What is the best approximation for the area of a circle with a diameter of 19 meters?
Talja [164]
Area=3.14(r)^2
radius is half of diameter
3.14(9.5)^2=283.385
rounded is 283.39
5 0
3 years ago
Read 2 more answers
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