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Oxana [17]
3 years ago
7

¯¯¯ , BD¯¯¯¯¯ , and CD¯¯¯¯¯ are angle bisectors of the sides of △ABC . CF=8 m and CD=17 m. What is DE ?

Mathematics
1 answer:
34kurt3 years ago
3 0
I just took this quiz. Its 15

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3х + 7y - 21<br> I need helpppp pronto please
PtichkaEL [24]

That's the simplest it can go.

5 0
3 years ago
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??????? Help please
Ad libitum [116K]

Step-by-step explanation:

Put the values of x = 6, y = -7 and z = 0.8 to the expressions:

a) 5x → 5(6) = 30

b) 3y → 3(-7) = -21

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4 0
3 years ago
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A population of rabbits in a lab, p(x), can be modeled by the function p(x) = 20(1.014)x , where x represents the number of days
Nitella [24]

Answer:

20 = initial population of the rabbits

1.014 = growth rate of the rabbits

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Step-by-step explanation:

A population of rabbits in a lab, p(x), can be modeled by the function

p(x) = 20(1.014)^x

This model is exponential. Where 20 = initial population of the rabbits

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To find the average rate of change from day 50 to day 100,

find the population p(50) and p(100). Subtract them and divide by 100 - 50 = 50. 

p(50) = 20(1.014)50 = 40.08... 

p(100) = 20(1.014)100 = 80.32... 

(80.32 - 40.08) / (100 - 50) = 40.24/50 = 0.8048. which is approximately 0.8 to the nearest tenth. 

The rate of change is 0.8. 

7 0
3 years ago
Solve the following using pemdas 3 x 9 + 7
MAXImum [283]
27+7 = 34

so, the answer is 34
8 0
2 years ago
There are 20 boys and 20 girls in a classroom.
Ede4ka [16]

Answer:20

Step-by-step explanation:

7 0
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