Find the LCM of $a^{3}b^{4}$,a$b^{5}$ and $a^{2}b^{7}$
$a^{7}b^{3}$
$a^{3}b^{7}$
$a^{2}b^{5}$
a$b^{5}$
Explanation:
First,find the highest power of each element.
There are two elements a and b,and their highest power are
Highest power of a=3
highest power of b=7
therefore,LCM$=a^3 b^7$
First,find the highest power of each element.
There are two elements a and b,and their highest power are
Highest power of a=3
highest power of b=7
therefore,LCM$=a^3 b^7$