Simplify: (x+5)2(x + 5)^2(x+5)2.
x2+5x+25x^2 + 5x + 25x2+5x+25
x2+10x+10x^2 + 10x + 10x2+10x+10
x2+10x+25x^2 + 10x + 25x2+10x+25
x2+25x^2 + 25x2+25