Solution
Solution
+1
Solution steps
Rewrite as
Multiply both sides by
The range is the set of y for which the discriminant is greater or equal to zero
Discriminant
True for all
Therefore the range is
Popular Examples
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Frequently Asked Questions (FAQ)
What is the range of f(x)=(x^2-2x-3)/x ?
The range of f(x)=(x^2-2x-3)/x is -infinity <f(x)<infinity