Solution
range
Solution
+1
Interval Notation
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
Excluded
Included
Therefore the range is
Graph
Popular Examples
inverse of f(x)=sqrt(x/5)inverse domain of f(x)=arccos(2x)domain slope ofintercept 5x+8y=16slope intercept extreme f(x)=-x^2-6x+1extreme points slope of y=-4x+1slope
Frequently Asked Questions (FAQ)
What is the range of 1/(x^2+4) ?
The range of 1/(x^2+4) is 0<f(x)<= 1/4