Question

Product of 6a² – 7b + 5ab and 2ab is & (a) 12a³b – 14ab² + 10ab (b) 12a³b – 14ab² + 10a²b ² (c) 6a² – 7b + 7ab (d) 12a²b – 7ab² + 10ab​

Answer 1

Answer:

2ab(6a  

2

−7b+5ab)=2ab×6a  

2

−2ab×7b+2ab×5ab

                                    =12a  

3

b−14ab  

2

+10a  

2

b  

2