Question

( 2a - b ) square - 16 c square

Answer 1

(2a - b)^2 - 16c^2

=> (2a - b + 16c) (2a - b - 16c)

..... it's ur answer.....

Answer 2

Answer:

4a square + b square - 4(ab - 4c square )

or

4a(a-b)+b square - 16c square

Step-by-step explanation:

(2a-b) square - 16c square

=4a square+b square-2×2ab-16c square

=4a square+b square- 4ab -16c square

=4a square+b square-4(ab-4c square)

or

=4a(a-b) +b square - 16c square