If x2 +2x +2 < 0 Then total no. of real possible values of x is

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02 Jun 2010 Real value of x

If x2 +2x +2 < 0
Then total no. of real possible values of x is

OPtion

1) 0
2) 1
3) 2
4) 3
5) 4
6) 5
7) 6
8) 7
9) 8
10) 9

Solution

x2 +2x +2 < 0 implies that (x +1)2 +1 < 0
Since equation above is not possible for any real number, hence no answer is obtained

Correct Option: 1 Best Solution (10)

Deepak Upreti   14 years AGO

X^2+2X+2 (X+1)^2+1

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SUDESHNA SEN   14 years AGO

From the inequality it is clear that no rational value of x is possible. Therefore, the answer is 0.... Option 1)

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Trishita Dasgupta   14 years AGO

From the inequality it is clear that no rational value of x is possible. Therefore, the answer is 0.... Option 1)

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Mamon Sengupta   14 years AGO

From the inequality it is clear that no rational value of x is possible. Therefore, the answer is 0.... Option 1)

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ASHOK ROY   14 years AGO

From the inequality it is clear that no rational value of x is possible. Therefore, the answer is 0.... Option 1)

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sivakumar   14 years AGO

no possible values; so answer is 0;

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Dimple   14 years AGO

x^2 +2x +2 < 0


For real value of x, 2^2 - 4*2*1 should be greater than zero which is not true in this case as -4 < 0.
so zero values of x.

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Saswata Chakraborty   14 years AGO

x^2+2x+1=(x+1)^2+1=a +ve quantity

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sanjib biswas   14 years AGO

x^2+2x+2=(x+1)^2+1 cant be < 0 i.e. there is no real value of x

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aparna   14 years AGO

for any real value of x it cant be negetive.

Like? Yes (1) | No