Question

Factorise: 2a2b2 + 1ab - 45​

Answer 1

Answer:

Answer

2a

2 b a

+ab−45

=2a 2 b 2

+10ab−9ab−45

=2ab(ab+5)−9(ab+5)

=(ab+5)(2ab−9)

hope helpful

please mark me as brainlliest