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
inverse of f(x)=x^2+6x-8inverse domain of f(x)=9.5x^2-x+2.6domain inflection (x^3)/3+2x^2+4x-1inflection points inverse of f(x)=(5x)/(2x+3)inverse domain of f(x)=x^3-3x+2domain
Frequently Asked Questions (FAQ)
What is the range of y=(x^2+x+2)/(x-1) ?
The range of y=(x^2+x+2)/(x-1) is f(x)<=-1\lor f(x)>= 7