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3 x 7 x 7 x 11 x 13

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9y ago
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11y ago

21

3,7

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13y ago

3 x 7 = 21

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13y ago

21 = 31*71

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Q: What is the prime factor tree of 21?
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What is the factor tree of 21?

3x7=21 3 and 7 are prime numbers, so 3x7 is the factor tree of the number 21.


How do you use a factor tree to find the prime factorization of 21?

21 3,7 3 x 7 = 21


What is the prime factor of 42 usig the factor tree?

A Factor tree looks like this:... 42... / . \..2 ...21....... / . \.......3 . 7So the prime factors of 42 are 2 x 3 x 7


Draw a factor tree to show the prime factorization of 51 then use exponents?

21


Factor tree for 83?

83 is prime. No tree.


What is the factor tree for 5?

IT IS PRIME there is no factor tree


How do you write a factor tree for a prime number?

The purpose of a factor tree is to notate the process of finding the prime factorization. If a number is already prime, a factor tree is not necessary.


What is the prime factor tree of 452?

Prime Factor Tree: ........452 ........./ \ .......4 113 ....../ \ ....2...2


What is the factor tree of 29?

there is NO factor tree (prime factorization) of 29.


What is the factor tree of 280?

The prime factor tree of 280 is:140,270,2,235,2,2,27,5,2,2,2


What factor of 21 is a prime factor?

21 = 3 x 7. Both these factors are prime.


What is the similarities and differences between a factor tree and a prime factor tree?

factor trees and prime factor trees are the same thing with different names.