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# Algebra 2

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Find the set of values $$a$$ for which the range of the function

$$f(x) = \frac{x^2 + a}{x + 1}$$

is the set of all real numbers.

Enter you answer in interval notation.

Jan 15, 2020
edited by EpicWater  Jan 15, 2020

#1
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EW....I get that  the function will have a range of all real numbers when  a is in the interval  ( -infinity, -1  ]

Jan 16, 2020
#2
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oh ok, is there an explanation to why?

Jan 16, 2020
#3
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oof, the answer is (-infinity, -1), but now i understand why. Thanks for the help anyway!!!

Jan 16, 2020