関連ワード:
x^2+x+2 complete the square x^2-2x+2 complete the square x^2-x-2=0 complete the square x^2-2x-2=0 complete the square 2x^2-20x=x^2-19 complete the square f(x)=2x^2+3x-2 complete the square x^2+x+1 complete the square x^2+4x=2 complete the square x^2-6x+2 complete the square x^2-10x+2 complete the square
