Answers

The Brainliest Answer!
2014-11-09T12:33:24+05:30
We know that 
( a+b)^{2} -(a-b)^{2} =4ab
so  (4pq+3q)^{2} -(4pq-3q)=4(4pq)(3q
=48p q^{2}
                                                  hope i helped you
4 4 4
2014-11-09T12:33:25+05:30
(4pq+3q)²=16(pq)^2+24pq^2+9q^2(4pq-3q)²=16(pq)^2-24pq^2+9q^2therefor (4pq+3q)²-(4pq-3q)²=48pq^2
2 4 2