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
True for all
Therefore the range is
Graph
Popular Examples
range of (4x^2-5)/(2x^2+8)range domain of f(x)=(x+6)/(x^2+6x+5)domain inverse of f(x)=(x^7+4)^{1/5}inverse inverse of f(x)=3-5xinverse periodicity of f(x)=cos^2(pi/3 t)periodicity
Frequently Asked Questions (FAQ)
What is the range of f(x)= x/(x^2-1) ?
The range of f(x)= x/(x^2-1) is -infinity <f(x)<infinity