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
perpendicular y= 3/4 x+3,(3,-3)perpendicular monotone (x-2)^2(x-1)monotone intervals inverse of f(x)=-1inverse domain of f(x)=(5x+3)/(4x-1)domain asymptotes of (x^2-4)/(x^2-3x+2)asymptotes
Frequently Asked Questions (FAQ)
What is the range of f(x)=(x^2+4)/x ?
The range of f(x)=(x^2+4)/x is f(x)<=-4\lor f(x)>= 4