SOLUTION: Find the vertex of the graph of the quadratic function. f (x)=-x^2-10x-7 I'm not sure what to do here. Could you please tell me where to start and what I'm doing? Thanks

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: Find the vertex of the graph of the quadratic function. f (x)=-x^2-10x-7 I'm not sure what to do here. Could you please tell me where to start and what I'm doing? Thanks      Log On


   

Question 142709: Find the vertex of the graph of the quadratic function.
f (x)=-x^2-10x-7
I'm not sure what to do here. Could you please tell me where to start and what I'm doing? Thanks
Answer by oscargut(2103) About Me  (Show Source):
You can put this solution on YOUR website!
Find the vertex of the graph of the quadratic function.
f (x)=-x^2-10x-7
the formula of the vertex is V=(-b/2a,f(-b/2a)) so
V=(-5,f(-5))=(-5,18)