Question

what is the greatest common factor of 24s^3, 12s^4, and 18s

Answer 1

$24s^3=2^3\cdot3\cdot s^3\\ 12s^4=2^2\cdot 3\cdot s^4\\ 18s=2\cdot3^2\cdot s\\\\ \text{gcf}(24s^3,12s^4,18s)=2\cdot3\cdot s=6s$