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Michelle Dudley
Mathematics
8 December, 16:30
If f (x) = 2 (x) ^2+5√ (x+2) what is the domian
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Tania Andrews
8 December, 16:44
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Note that there is no real square root of a negative number so (x + 2) must be greater or equal to 0.
When x + 2 = zero x = - 2
So the domain is x> = - 2 or in interval notation:
[-2, ∞)
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