Question

descomponer en factores primos 45 y 120 porfavor es urjente

Answer 1

$\large\begin{array}{r|l} 45&3\\15&3\\5&5\\1\end{array} \\ \\ \sf 45 = {3}^{2} \: . \: 5$

______

$\large\begin{array}{r|l}120&2\\60&2\\30&2\\15&3\\5&5\\1\end{array}\\\\\sf 120=2^2~.~3~.~5$