Question

If a= 2^3 x 5^2 and b=2^2 x5^3 then L.C.M (a,b)

Answer 1

Let's Find Value of a

a = 2cube × 5square

a = 8 × 25

a = 200

Now Let's find the value of b

b = 2 square × 5 cube

b = 4 × 125

b = 500

Now LCM of (a,b)

LCM = 2×2×2×5×5×7 = 1400