SOLUTION: Find the vertex of each parabola and graph it. y=-x^2-x+1

Algebra ->  Quadratic-relations-and-conic-sections -> SOLUTION: Find the vertex of each parabola and graph it. y=-x^2-x+1      Log On


   

Question 913602: Find the vertex of each parabola and graph it.
y=-x^2-x+1
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Use what you learned in the earlier problem that I solved.
On the right member, factor a -1, and both add and subtract the missing square term of %281%2F2%29%5E2, and factorize the appropriate quadratic trinomial. Continue working the equation into the standard form.