How do you factorise 4a 12b?

Answer 1

To factorise the expression (4a + 12b), first identify the greatest common factor (GCF) of the coefficients. The GCF of 4 and 12 is 4. You can then factor out 4 from the expression:

[ 4(a + 3b). ]

Thus, the factorised form is (4(a + 3b)).