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CBSE Class 11-science Answered

Draw the graph of the function y = x2 + 4x + 6.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
answered-by-expert Expert Answer
The given function is
y = x2 + 4x + 6
   = (x + 2)2 + 2
The graph of the given function will be a parabola.
The parabola will open upward.
The least value of (x + 2)2 is zero and will be so when x = -2.
When x = -2, y = 2
The vertex is (-2, 2).
So, the graph of the given function is as follows.
 
Answered by | 04 Jun, 2014, 03:23: PM

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