Question

can you please give me this three questions answer it very urgently and on today's is my test of this question please help me??????

1) (5x+2y)^3-(5x-2y)^3
2) (2x-y)^3-(2x+y)^3
3) (3x-4y)^3+(3x+4y)^3

best answer must be brainliest

help

Answer 1

Hey There! Your solution is in the attachment









PLEASE MARK ME BRAINLIEST