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MatroZZZ [7]
2 years ago
13

Find the sum of the arithmetic series........... 3 + 5 + 7 + 9 + 11 + for 100 terms.

Mathematics
1 answer:
tatyana61 [14]2 years ago
4 0

Answer:

Step-by-step explanation:

3 + 5 +7 +9 + 11 + ....

n = 100

a = 3

d = 5 - 3 = 2

S_{n}=\frac{n}{2}(2a + (n-1)d)\\\\S_{100}=\frac{100}{2}(2*3+99*2)\\\\=50*(6+198)\\\\= 50 * 204\\= 10200\\

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The product of 5 and the cube of x, increase by the difference of 6 and x3
lawyer [7]

Answer:

4x^{3} +6

Step-by-step explanation:

  • The product of 5 and the cube of x

5*x^3\\\\=5x^3

  • the difference of 6 and x^3

6-x^3

I understand as increase as sum so

(5x^3)+(6-x^3)\\\\5x^3+6-x^3\\\\(5-1)x^3+6\\\\4x^3+6

5 0
3 years ago
Student attendance at football games
Paladinen [302]

Collin's sampling method will better represent the entire population.

<h3>Missing part of the question</h3>

Determine which sampling method will better represent the entire population.

<h3>How to determine the better method?</h3>

From the question, we understand the Collin selected random names from the school directory.

While Karl surveyed only the students sitting close to him.

Karl's method is biased because students sitting far from him do not have a chance of being surveyed.

Hence, Collin's sampling method will better represent the entire population.

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brainly.com/question/16587013

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4 0
2 years ago
Solve please<br> A. 1/6m-3=-5<br> B. 2/3x-3=1/2x-7<br> C. x+x/2-4=x/4
AysviL [449]

Answer:

A m = 48

B x = -24

C x = 16

Step-by-step explanation:

A. 1/6m - 3 = 5

1/6m = 5+3

1/6m = 8

multiply both side by 6

m = 8×6

m = 48

B. 2/3x-3 = 1/2 x-7

2/3 x - 1/2 x = -7 +3

1/6 x = -4

multiply 6 to the both side

x = -4×6

x= -24

C.x+x/2-4= x/4

x+x/2 - x/4 = 4

x + l/2 x - 1/4 x = 4

1/4 x = 4

multiply both side by 4

x= 4×4

x = 16

4 0
2 years ago
Please Answer It Fast
Maru [420]

Answer:

8

Step-by-step explanation:

a clock is

12

11 1

10 2

9 3

8 4

7 5

6

The number horizontally opposite of 4 is 8

4 0
3 years ago
Read 2 more answers
What factor is missing? 24 + 12= ____(8+4)
Svetach [21]
3
Aoggianaiqos Ajaxzjka
3 0
3 years ago
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