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
Included
Included
Therefore the range is
Graph
Popular Examples
intercepts of f(x)=6.5x+4.3y-6.2=0intercepts domain of f(x)=|x+1|domain domain of f(x)=x^2+x-9domain f(x)=2^xmonotone x^2-4x-12monotone intervals
Frequently Asked Questions (FAQ)
What is the range of f(x)=(2x)/(x^2+x+1) ?
The range of f(x)=(2x)/(x^2+x+1) is -2<= f(x)<= 2/3