(x+5)²=x²+10x+25
(2+y)²=4+4y+y²
(p+a)²=p²+2pa+a²
(a-2)²=a²-4a+4
(6-c)²=36-12c+c²
(x-12)²=x²-24x+144
(5a-2)²=25a²-20a+4
(2x+9)²=4x²+36x+81
(6y-1)²=36y²-12y+1
(4x+y)²=16x²+8xy+y²
(7m-3n)²=49m²-42mn+9n²
(-3x+a)²=(a-3x)²=a²-6ax+9x²
(a²-1)²=aˇ4 -2a²+1
(b+c³)²=b²+2bc³+cˇ6
(x²-y²)²=xˇ4-2x²y²+yˇ4
(0,2x+5)²=0,04x²+2x+25, (0,2x-5)²=0,04x²-2x+25
(3y+x/3)²=9y²+2xy+x²/9, (3y-x/3)²=9y²-2xy+x²/9
(ab+2)²=a²b²+4ab+4, (ab-2)²=a²b²-4ab+4
(x²+2a)²=xˇ4+4x²a+4a², (x²-2a)=xˇ4-4x²a+4a²
(a²b²+6)²=aˇ4bˇ4+6a²b²+36, (a²b²-6)²=aˇ4bˇ4-6a²b²+36