Question

h. (x + 2y)2-4(2x-y)2​

Answer 1

Step-by-step explanation:

+2y)

2

−4(2x−y)

2

=(x+2y)

2

−(2(2x−y))

2

=(x+2y)

2

−(4x−2y)

2

is of the form a

2

−b

2

=(a−b)(a+b)

=(x+2y−4x+2y)(x+2y+4x−2y)

=(−3x+4y)(5x)

=5x(4y−3x)

Answer 2

$\large\colorbox{cyan}{Answer✓}$

Required Answer :-

5x(4y-3x)