Question

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

60
^
4 15
^
3 5
What is Manuel’s error?

Answer 1

Hello there! Your answer is option B). he did not find the prime factors of 4.

That's all! :)

Answer 2

"Manuel" here put the arrow in the wrong place. Should be under 15, not 4. PLUS, 4 is not prime, cuz 2 goes into it...