Practice problem
If f(x)=2x2+2x+1f(x)=2x^2+2x+1f(x)=2x2+2x+1, what is the sum of the two roots of f(x)=0f(x)=0f(x)=0?
-1
0
1
2
Type a concept, like “slope” or “photosynthesis”.
