A) \[0\]
B) \[-2\]
C) \[2\]
D) \[4\]
Correct Answer: B
Solution :
[b]\[{{x}^{2}}+4x+2=({{x}^{2}}+4x+4)-2={{(x+2)}^{2}}-2\] |
Lowest value \[=-2\] |
When, \[x+2=0\] |
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