Which is the factored form of 3a2−24ab+48b2
(3a−8b) (a−6b)
(3a−16 b) (a−3b)
3(a−4b) (a−4b)
3(a−8b) (a−8b)
By factorizing, we get: 3a2−8ab+16b2=3(a2−2a.4b+4b2)=(3a−4)2