1) (4х+1)²= 16x²+8x+1.
2) (a+2x)²=a²+4ax+4x²
3) (2y-3)²=4y²-12y+9
4) (52-2)²=2500
5)(p-39)³=p³-117 p²+4563p-59319
6) (4x-3)²= 16x²-24x+9
7)(3n-2m)²= 9n²-12nm+4m².
1) (4х+1)²= 16x²+8x+1.
2) (a+2x)²=a²+4ax+4x²
3) (2y-3)²=4y²-12y+9
4) (52-2)²=2500
5)(p-39)³=p³-117 p²+4563p-59319
6) (4x-3)²= 16x²-24x+9
7)(3n-2m)²= 9n²-12nm+4m².