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LiRa [457]
3 years ago
10

Someone check my answers please

Mathematics
1 answer:
Anna007 [38]3 years ago
4 0

Answer:

its right

Step-by-step explanation:

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Jollibee employs a total of 10 cashiers and 15 kitchen crews. The manager selects a team of 2 cashiers and
Airida [17]

Answer:

The manager can select a team in 61425 ways.

Step-by-step explanation:

The order in which the cashiers and the kitchen crews are selected is not important. So we use the combinations formula to solve this question.

Combinations formula:

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

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

In how many ways can the manager select a team?

2 cashiers from a set of 10.

4 kitchen crews from a set of 15. So

T = C_{10,2}*C_{15,4} = \frac{10!}{2!(10-2)!}*\frac{15!}{4!(15-4)!} = 45*1365 = 61425

The manager can select a team in 61425 ways.

7 0
3 years ago
Find the x-coordinate where the graph of the function f of x equals e raised to the power of negative 1 times x squared has a sl
ivanzaharov [21]

Answer:

The square root of 2 over 2

Step-by-step explanation:

3 0
3 years ago
Solve for b:4 = -2/3(5) + b
saveliy_v [14]

Answer:

\frac{22}{3} = b

or

7\frac{1}{3} = b

(they are the same value, just different ways of writing it)

Step-by-step explanation:

4 = -\frac{2}{3} (5) + b

simplify

4 = -\frac{10}{3} + b

now use inverse operations

4 = -\frac{10}{3} + b

+\frac{10}{3}  +\frac{10}{3}

\frac{22}{3} = b

4 0
3 years ago
Which of the characteristic guarantees that a parallelogram is a rectangle ?
Mila [183]

The diagonals are congruent.

hope this helped.


7 0
3 years ago
Plz send right answers I need this right plzzz !!!!
MakcuM [25]

Answer:

its d

2.52x

3.40

____

0.00+

1.080+

7.5600

______.

8.658

7 0
3 years ago
Read 2 more answers
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