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Anna35 [415]
3 years ago
12

Indicate the formula for the following conditions. P(n,r)=

Mathematics
2 answers:
Fudgin [204]3 years ago
8 0

Answer:

n!/r!(n-r)!

The formula is the same as the combination formula except for the multiplication of r! in the denominator.

Oliga [24]3 years ago
7 0

The formula is a permutation in which n represents the sample points in the set, while r represents the number of sample points in each permutation.

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Lola dice Argos mi perro tiene 10 kg menos que roco cuantos kilogramos tiene argos
Elena L [17]

Answer:

A=R-10

Step-by-step explanation:

The problem is:

<em>Lola says: Argos, my dog, has 10 kilograms less than Roco. How much kilograms Argos has?</em>

<em />

This problem is about algebraic language. We just need to express the ordinaty language into an equation.

We know the words less means difference. So, let's call A Argos' weight and R Roco's weight. We can expresse the given problem as

A=R-10

Notice that we applied a difference due to the word "less" in the problem.

Therefore, Argo's weight is given by the expression

A=R-10

7 0
3 years ago
Help me please I don’t have much time!!! I don’t understand this
xeze [42]
The answer is choice C
3 0
2 years ago
Let: f(x)=x+1 and g(x)=x^2-2 <br><br> find: f(x)•g(x)
lesya692 [45]

Answer: x3+x2−2x−2

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Brainliest or a thank you please! have a great day/night

3 0
3 years ago
Sonia received a statement on her Certificate of Deposit showing that her investment had returned $4,320 over its life. If the C
bija089 [108]

Answer:

The correct answer is -7.5 years.

Step-by-step explanation:

Given:

Principle amount = 12000

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time = ?

rate = 4.8 simple interest

Solution:

We know that simple Interest I = (P*t*r)/100

then t = I*100/p*r

putting values in formula:

t = 4320*100/4.8*12000

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= 7.5 years

6 0
2 years ago
Evaluate. 1. for x=-3 and y=2
Sveta_85 [38]
<h3>Given:</h3>

X = - 3

Y = 2

2^ x^ y^

=2^ (-3)^ (2)^

= (-6)^(2)

<h3>= -12</h3>
3 0
2 years ago
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