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oksian1 [2.3K]
1 year ago
7

There are 15 players on a volleyball team. Only 6 players can be on the court for a game. How many different groups of players o

f 6 players can the coach make, if the position does not matter?
Mathematics
1 answer:
valentina_108 [34]1 year ago
8 0

Using the combination formula, the coach can make 5,005 different groups.

The position does not matter, hence the <em>combination formula</em> is used.

<h3>What is the combination formula?</h3>

C_{n,x} is the number of different combinations of x objects from a set of n elements, given by:

C_{n,x} = \frac{n!}{x!(n-x)!}

In this problem, 6 students are taken from a set of 15, hence the number of groups is:

C_{15,6} = \frac{15!}{6!9!} = 5005

More can be learned about the combination formula at brainly.com/question/25821700

#SPJ1

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09:30 to 17:00 minus 30 minutes <br> How many hours is that ?
pentagon [3]

Answer:

7 hours

Step-by-step explanation:

9 : 30 to 17:00 = 7 hours 30 minutes

Minus 30 minutes = 7 hours

6 0
2 years ago
Consider the function f(x, y) = x2 + xy + y2 defined on the unit disc, namely, D = {(x, y)| x2 + y2 ≤ 1}. Use the method of Lagr
alex41 [277]

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6 0
3 years ago
The same price of every item in a store is 85% of it usual price. ( please explain your answer because I don’t understand how to
Mademuasel [1]
85% is 0.85 decimals
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7 0
3 years ago
A half-filled cylindrical water tank has a water level of 20 feet high. The tank can hold 6000 cubic feet of water. Find the dia
Anettt [7]

Answer:

d = 13.8 feet

Step-by-step explanation:

Because we are talking about cubic feet of water, we need the formula for the VOLUME of a cylinder.  That formula is

V=\pi r^2h

We will use 3.141592654 for pi; if the tank HALF filled with water is at 20 feet, then the height of the tank is 40 feet, so h = 40; and the volume it can hold in total is 6000 cubic feet.  Filling in then gives us:

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Simplify on the right to get

6000=125.6637061r^2

Divide both sides by 125.6637061 to get that

r^2=47.74648294

Taking the square root of both sides gives you

r = 6.90988299

But the diameter is twice the radius, so multiply that r value by 2 to get that the diameter to the nearest tenth of a foot is 13.8

5 0
3 years ago
All you need is in the photo please answer fast
Solnce55 [7]

system of inequalitities is

\begin{gathered} 30m+45f\le60\times30 \\ 30m+45f\le1800 \end{gathered}

thats the first equation, then

0\le f\le20

and

m\ge0

answer is the second one

8 0
1 year ago
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