Question

lcm of 28 , 42 , 7 and 14​

Answer 1

Step-by-step explanation:

lcm =84

hope it was helpful

Answer 2

Least Common Multiple :(LCM) :

2×2×3×7=84

Greatest common divisor (GCD) :

28=1×7×2×2

42=1×7×2×3

.

7=1×7

14=1×7×2

Here, 7 is the common factor.

so,GCD is 7.....