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andriy [413]
4 years ago
13

12!/3!13! What does this mean?

Mathematics
1 answer:
AfilCa [17]4 years ago
3 0
12! = 12x11x10x9x8x7x6x5x4x3x2x1 =479,001,600

3! = 3x2x1 =6
13! = 6,227,020,800

6,227,020,800 x 6 = 37,362,124,800

479,001,600/37,362,124,800=0.0128
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horrorfan [7]

Answer:

the numbers are 14, 15, and 16

Step-by-step explanation:

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6 0
3 years ago
How to factorize the following expression?<br>pqr + pr + q + 1​
Sveta_85 [38]
<h3>Answer:  (pr + 1)(q + 1)</h3>

===============================================

Work Shown:

Use the factor by grouping method to get the following.

pqr + pr + q + 1​

(pqr + pr) + (q + 1​)

pr(q + 1) + 1(q + 1)

(pr + 1)(q + 1)

We can use the FOIL rule, distribution, or the box method to expand out  (pr+1)(q+1) to get the original expression again. This helps confirm the answer.

5 0
3 years ago
What is the value of x that makes the given expression true?
Paul [167]
X = - 4





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4 0
3 years ago
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What is the reciprocal of 11/15? A. 15/11 B. 11/15​
True [87]

Answer:

<h2>a. \:  \frac{15}{11}</h2>

hope helpful <3

4 0
3 years ago
Emma is scrapbooking she has 9 inches of paper and needs to cut it into 2/5 inch strips of paper how many strips will she be abl
Ghella [55]
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9/1 x 5/5 = 45/2

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6 0
3 years ago
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