Question

3. if a = 2x2x3x3x3x5x5x5x5
and b = 2x2x2x2x3x3x5, then
hcf(a,b) =
90
180
O 360
540​

Answer 1

Answer:

180

Step-by-step explanation:

We'll consider the common digits. There are:

2 two(s)

2 two(s) in a and b. b cosists 4 two(s) whereas a does not. hence 2 two (s) will be considered.

Now proceed in this way.

HOPE IT HELPS:)

Answer 2

Answer:

HCF of ab = 180

Step by step explanation :

2×2×3×3×5 = 180