Manuel created a factor tree and wrote the prime factorization of 60 shown below.

A factor tree of 60. 60 branches to 4 and 15. 15 branches to 3 and 5. The equation is 60 = 3 times 4 times 5.

What is Manuel’s error?

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Answer:

The mistake made by Manuel was not reducing 4 as a product of its prime numbers. That is, [tex]2\times 2 = 4[/tex]. 4 is a composite number and a product of 2 prime numbers.

Step-by-step explanation:

The factors of a given entire numbers consists in simplifying it several times until an equivalent product of prime numbers is found. Let is show the procedure for 60:

1) [tex]60[/tex] Given

2) [tex]15 \times 4 = 60[/tex] Definition of multiplication.

3) [tex](5\times 3)\times (2\times 2) = 60[/tex] Definition of multiplication.

4) [tex](2\times 2)\times (3\times 5) = 60[/tex] Commutative property/Result.

The mistake made by Manuel was not reducing 4 as a product of its prime numbers. That is, [tex]2\times 2 = 4[/tex]. 4 is a composite number and a product of 2 prime numbers.

Answer:

he did not find the prime factors of 4

Step-by-step explanation: