Question

18. Factoriza cada número y hallá el MCM.
a) 12
20
b) 15
25
c) 14
21
MCM =
MCM =
MCM =
Lo Necesito Para Hoy​

Answer 1

Explicación paso a paso:

$12 = 2 {}^{2} \times 3 \\ 20 = 2 {}^{2} \times 5 \\ mcm = 2 {}^{2} \times 3 \times 5 = 60$

$15 = 5 \times 3 \\ 25 = 5 {}^{2} \\ mcm = 5 {}^{2} \times 3 = 75$

$14 = 2 \times 7 \\ 21 = 3 \times 7 \\ mcm = 2 \times 3 \times 7 = 42$