SOLUTION: this is for quadratic formula and parabolas which could be the graph of the parabola a.y=x2=1,b.y=x2-1,c.y=-x2=1,d=-x2-1

Question 38473: this is for quadratic formula and parabolas which could be the graph of the parabola a.y=x2=1,b.y=x2-1,c.y=-x2=1,d=-x2-1
Answer by rapaljer(4671) (Show Source): You can put this solution on YOUR website!
I would say the answer is b) . Unless you have a typographical error in your problem, the a) and c) answers both have TWO equal signs. This is not allowed and makes no senses. In the d) answer, there is no y variable. So, I would say the answer is b).

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