SOLUTION: f(x)=x^2+4x+1. What is h, the x-coordinate of the vertex of the parabola. I need to show my work. Thanks.

Algebra ->  Graphs -> SOLUTION: f(x)=x^2+4x+1. What is h, the x-coordinate of the vertex of the parabola. I need to show my work. Thanks.      Log On


   

Question 206969: f(x)=x^2+4x+1. What is h, the x-coordinate of the vertex of the parabola. I need to show my work. Thanks.
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
f(x)=x^2+4x+1
+graph%28+300%2C+200%2C+-6%2C+5%2C+-10%2C+10%2Cx%5E2+%2B4x+%2B1%29+ (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, x^2 +4x +1).
X vertex =(-2)