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ho w do u solve x2+2x+3? wuts the domain and range?
i assume you mean:
in which case this has no solution in the reals, as it never cross the x-axis.
its domain is simply the real numbers, it has no restricted domain,
and its range is f(x) >= 2
Last edited by luca-deltodesco (2007-03-27 06:53:48)
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and its range is f(x) >= 3
So should the range be f(x) >= 2?
Last edited by pi man (2007-03-27 06:35:42)
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yes, it should be 2
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You mean
Then
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thanx