Which expansion is equivalent to the summation
![subject](/tpl/images/cats/mat.png)
Mathematics, 22.04.2021 09:30 apples2190
Which is equivalent to the series shown?
12
Which expansion is equivalent to the summation
shown?
12
12
20 Σ
1
n=9 n=9
n +
n=9
X
1 1 1 1
20+9+10+11+12+
9 10 11 12
-
Σ (20n +
+
Ź 201n+ )
20
n
n-9
x
1
1
-
1
11
1
12
20(9 + 10 +11+12) +.
9 10
2019 +10 +1
X
1 1 1
20 9+10 +11+12+
9 10 11 12
n +
n-9
12 12
1
12 + 20
n
n=9 n-9
12 12
1
n+
n-9 n=9n
1 1 1
9+10+11+12+ 20
9 10 11 12
20Σ
COMPLETE
Na
Intro
Final
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 15:30
The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:00
Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:50
The volume of a cone is 37x3 cubic units and its height is x units. which expression represents the radius of the cone's base, in units? 1 s o 3x o 6x obx 93x2
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:20
One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%
Answers: 1
You know the right answer?
Which is equivalent to the series shown?
12
Which expansion is equivalent to the summation
Which expansion is equivalent to the summation
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 04.02.2021 14:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 04.02.2021 14:00
![question](/tpl/images/cats/User.png)
SAT, 04.02.2021 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 04.02.2021 14:00
![question](/tpl/images/cats/istoriya.png)
History, 04.02.2021 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 04.02.2021 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 04.02.2021 14:00
![question](/tpl/images/cats/biologiya.png)
Biology, 04.02.2021 14:00
![question](/tpl/images/cats/fizika.png)
Physics, 04.02.2021 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 04.02.2021 14:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 04.02.2021 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 04.02.2021 14:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
Health, 04.02.2021 14:00
![question](/tpl/images/cats/en.png)
English, 04.02.2021 14:00
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 04.02.2021 14:00