How To Find The Domain And Range Of A Parabola In Interval Notation
Just like our previous examples a quadratic function will always have a domain of all x values.
How to find the domain and range of a parabola in interval notation. The parabola has a maximum value at y 2 and it can go down as low as it wants. Write the domain and range in both inequality and interval notation dil 5 21 ritu 11 2. I if the parabola is open upward the range is all the real values greater than or equal to y f b 2a i if the parabola is open downward the range is all the real values less than or equal to.
The summary of domain and range is the following. View semester 1 review pdf from math 101 at westlake high school. Since the two ends of the graph move right towards positive x infinitely we can conclude that the given parabola is a right parabola.
Pap algebra ii semester review 1. The domain calculator allows you to take a simple or complex function and find the domain in both interval and set notation instantly. To find the range is a bit trickier than finding the domain.
Find domain and range with vertex calculator to find the domain i need to identify particular values of x that can cause the function to misbehave and exclude them as valid inputs to the function. Identify the orientation of the given graph. For f x x 2 the domain in interval notation is.
When using interval notation domain and range are written as intervals of values. The range is simply y 2. Find the domain range of given parabola thereby.
Interval notation and set notation. Click the blue arrow to submit and see the result. I highly recommend that you use a graphing calculator to have an accurate picture of the.