Question

show that _—. (4pq+3q)²-(4pq-3q)²=48²​

Answer 1

Step-by-step explanation:

(4pq+3q)

2

−(4pq−3q)

2

=48pq

2

LHS=(4pq)

2

+2(4pq)(3q)+(3q)

2

−[(4pq)

2

−2(4pq)(3q)+(3q)

2

]

=16p

2

q

2

+24pq

2

+9q

2

−16p

2

q

2

+24pq

2

−9q

2

=48pq

2

=RHS

LHS=RHS