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For what value of x, the following expre...

For what value of x, the following expressions are positive ?
`3x^(2)+4x+4`

Text Solution

Verified by Experts

The correct Answer is:
i) `x lt -2` or `x gt 2` ii) For all real x iii) `x in ((2-sqrt(14))/(5), (2+sqrt(14))/(5))`
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