Practice problem
Expand the following: (x+2)2(x+2)^2(x+2)2
2x+42x+42x+4
x+4x+4x+4
x2+4x+4x^2+4x+4x2+4x+4
x2+4x^2+4x2+4
Type a concept, like “slope” or “photosynthesis”.
