Practice problem
Solve −x2−2x=1-x^2-2x = 1−x2−2x=1.
x=1±2x=1\pm\sqrt2x=1±2
x=−1±2x=-1\pm\sqrt2x=−1±2
x=1x=1x=1
x=−1x=-1x=−1
Type a concept, like “slope” or “photosynthesis”.