SOLUTION: Can someone help graph this equation? Graph the equation. Include the vertex on your graph. y=k^2+4k+3

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Question 804696: Can someone help graph this equation?
Graph the equation. Include the vertex on your graph.
y=k^2+4k+3
Answer by erica65404(394) About Me  (Show Source):
You can put this solution on YOUR website!
you need to turn the equation into vertex form by completing the square.
k%5E2%2B4k%2B3
k%5E2%2B4k%2B4-4%2B3
%28k%2B2%29%5E2-1
now looking at this you can tell that the vertex is (-2,-1).
graph%28+400%2C+400%2C+-10%2C+10%2C+-10%2C+10%2C+x%5E2%2B4x%2B3%29