f(x)=-2x^2+4x+1
= -2(x^2 - 2x +1 - 1) + 1
= -2( (x-1)^2 -1) + 1
= -2(x+1)^2 + 3
you should be able to state the properties you are looking for from that.
Use completing the square to describe the graph of the following function support your answer graphically.
f(x)=-2x^2+4x+1
1 answer
1 answer