Solution
range
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
Check if the range interval endpoints are included
Included
Included
Therefore the range is
Popular Examples
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Frequently Asked Questions (FAQ)
What is the range of (x^2-2x-63)/(x+9) ?
The range of (x^2-2x-63)/(x+9) is f(x)<=-32\lor f(x)>=-8