Question

The HCF of (4a^2b^3 -9b) and (2a^2b^2 -ab - 3) is???

Answer 1

Answer:

2ab-3

Step-by-step explanation:

$4a^{2}b^{3} -9b= b(2ab-3)(2ab+3)\\2a^{2}b^{2} -ab -3=(ab+1)(2ab-3)\\Thus, HCF= 2ab-3$