Practice problem
Graph y=2x2+2y=2x^2+2y=2x2+2 and then find all solutions of 2x2+2=02x^2+2=02x2+2=0.
x=−1x=-1x=−1
x=1x=1x=1
x=−2x=-2x=−2
x=2x=2x=2
x=0x=0x=0
There are no real solutions.
Type a concept, like “slope” or “photosynthesis”.
