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ddd [48]
3 years ago
6

Is the following relation a function? ху 1 -2 1-3 2 1 3 - 2 Yes No

Mathematics
1 answer:
professor190 [17]3 years ago
4 0

Answer:

no

Step-by-step explanation:

In order to be a function you should have one output for every input (or one y for every x). In this case there are multiple outputs for the number one which means the relationship isn't a function

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Three classes of school children are selling tickets to the school play. The number of tickets sold by these classes, and the nu
Westkost [7]

Answer:

The expression for the average number of tickets sold per school child is:

M = \frac{tickets*class1 + tickets2*class2 + tickets3*class3}{class1 + class2 + class3}

Step-by-step explanation:

The average number of tickets sold per school child is the weighted mean calculus between the number of tickets sold by these classes and the number of children in each classes.

This is the multiplication between the number of tickets sold by these classes and the number of children in each classes divided by the total weight(in this exercise, the total weight is the total number of school child).

So, the expression for the average number of tickets sold per school child is:

M = \frac{tickets*class1 + tickets2*class2 + tickets3*class3}{class1 + class2 + class3}

3 0
3 years ago
List the following elements in proper set notation. Place the elements in numerical order within the set. 0, 1, 123, 4, 34
forsale [732]

Answer:

{0, 1, 4, 34, 123}

Step-by-step explanation:

{0, 1, 4, 34, 123}

8 0
3 years ago
At the market, 2.4 pounds of peas cost 1.68 dollars. How much does one pound of peas cost?
babunello [35]
.7

because you need to get the original unit price which is 0.7 then multiply that by 1 and get your answer
6 0
4 years ago
Find the mean of the data.
Vladimir79 [104]

Answer:

5

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Diego hosted a spaghetti dinner for the soccer team. He made 6 boxes of spaghetti to feed the 20 people that came. Next time, 50
Tems11 [23]
6 boxes of spaghettis for 20 persons so that means 12 boxes for 40 persons since there are 50 persons we have 10 persons left since 10 is equals to 20 divided by 2, divide 6 by 2 which is equals to 3 then add 12
Answer: 15
5 0
3 years ago
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