`(3x+4y)(3x-4y)`

The solution of the equation (dy)/(dx)=(3x-4y-2)/(3x-4y-3) is

Factorize: (2x+ 3 y ) ^ 2 + 2 (2x+ 3 y) ( x+ y) =( x+ y ) ^ 2 ( a) ( 3x+ 4 y) ( 3x- 4 y) (b) ( 3x + 4 y ) ^ 2 (c) ( 3x+ 2y) ( 2x- 3y) (d) None of these

Simplify (3x+4y)^(3)-(3x-4y)^(3)-216xy

Expand each of the following (3x+4y)^(2)( ii) (3x-4y^(2)

Expand: (3x- 2y + 4)(3x- 2y - 4)

Simplify: (3x-4y)^(3)-(3x+4y)^(3)

Simplify (3x + 4y)^(2) + (3x-4y)^(2) .

Expand each of the following: ( i (3x+4y)^(2) (ii) (3x-4y)^(2)