9a^2 - 16b^2= (3a+4b)(3a-4b) since a^2-b^2=(a+b)(a-b)
12a^2-16ab= 4a(3a-4b)
There is a common factor 3a-4b in both expressions.
So, it is the HCF.
Create Your Account
To keep connected with us please login with your personal information by phone
Dont't have an account? Register Now