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34kurt
2 years ago
11

the following are scores of students:9,7,8,9,7,5,8,10,7,8 and 10. the value of the population variance is 4. true or false?​

Mathematics
1 answer:
DENIUS [597]2 years ago
5 0

Answer:

<h3>yes</h3>

Step-by-step explanation:

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Which of the following represents the prime factorization of 72?
Free_Kalibri [48]

Answer:

2^3.3^2

Step-by-step explanation:

{2}^{3 ?}  = 8 \\  {?3}^{2?}  = 9 \\ 8 \times 9 = 72

7 0
3 years ago
Read 2 more answers
F(1)=_________________________
olga nikolaevna [1]

Answer:

f(1) = 1

Step-by-step explanation:

The value of f(1) simply means what is the corresponding output we would get for an input of 1.

This also implies that for what of y is x equal to 1?

From the graph, when x = 1, y = 1.

Thus:

f(1) = 1

7 0
3 years ago
Alejandro loves to go to the movies. He goes both at night and during the day. The cost of a matinee is 7 dollars. The cost of a
saw5 [17]

Answer:

<u>Alejandro went to 8 matinee shows and 4 evening shows.</u>

<u>Our system of equations:</u>

<u>x + y = 12</u>

<u>7x + 12y = 104</u>

Correct statement and question:

Alejandro loves to go to the movies. He goes both at night and during the day. The cost of a matinee is 7 dollars. The cost of an evening show is 12 dollars.

Alejandro went to see a total of 12 movies and spent $ 104. How many of each type of movie did he attend? Write a system of equations.

Source:

Previous question that can be found at brainly

Step-by-step explanation:

Step 1:

Let x to represent the number of matinee shows Alejandro went to.

Let y to represent the number of evening shows Alejandro went to.

Now, let's write our system of equations:

x + y = 12

7x + 12y = 104

*********************

x = 12 - y

*********************

7 (12 - y) + 12y = 104

84 - 7y + 12y = 104

5y = 104 - 84

5y = 20

y = 20/5

<u>y = 4 ⇒ x = 12 - 4 = 8</u>

<u>Alejandro went to 8 matinee shows and 4 evening shows.</u>

4 0
3 years ago
PLEASE HELP,, MARKING BRAINLIEST!!!
Colt1911 [192]

Answer:

D.Triangles are not similar

5 0
2 years ago
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Tabitha ate 1/4 of a sub and jordan ate 2/3 of the sub. how much of the sub was left over?​
sergejj [24]

Answer:

1/12

Step-by-step explanation:

Total sub consumed = ¼ + ⅔

= [3(1) + 4(2)]/12 (LCM is 12)

= 11/12

Left = 1 - 11/12 = 1/12

8 0
3 years ago
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