SOLUTION: Equation of parabola y= -x²-3
Algebra.Com
Question 1183810: Equation of parabola y= -x²-3
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
the vertex form of a quadratic equation is
....where and are coordinates of vertex
If , the parabola opens . In this case the vertex is the , or highest point, of the parabola.
you have
=>the parabola opens , and => vertex is at (, )
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