Question

if x is a factor of y and y is a factor of z then find it s HCF​

Answer 1

X is a factor of Y

⇒ L.C.M. of X and Y = X

Y is a factor of Z

⇒ L.C.M. of Y and Z = Y

Also, L.C.M. of X and Z = X

And L.C.M. of X, Y and Z = X

So, The required pair of set which has L.C.M. Y = Y and Z