|How To: Graphing with Restrictions||Tweet|
Limiting the domain and range on the Desmos graphing calculator is simple. Once you’ve mastered this feature you’ll be cranking out incredible graph art in no time. Watch this quick tutorial to learn how:
Who knew piecewise notation could be so fun! Click the graphs below to see domain and range restrictions in action:
Bridge, graphed by Brian: www.desmos.com/calculator/zpceslgvw2
Chess Board, graphed by Eric: www.desmos.com/calculator/1xx7armsfg
|We need your #Crunchies vote!||Tweet|
Each year “deserving startups, tenacious entrepreneurs and clairvoyant investors” are nominated for a Crunchie Award for making waves in the tech scene. This year, we’re excited to be in the running for Best Education Startup — and we need your vote to win! A brand new category, this award recognizes the best startup focused on education technology applications. If you enjoy graphing with Desmos, please show us some love and cast your vote!
Click here to vote for Desmos as Best Education Startup
You can vote daily through Monday night, December 26th at midnight. After casting your vote be sure to share your nomination on Twitter and Facebook - we’ll keep a look out for these :)
Thanks for your support!
- Team Desmos
The Crunchies are Hosted by TechCrunch, GigaOM, and VentureBeat.
|How To: Graphing Inequalities||Tweet|
Adding colored shading to your Desmos graphs is easy with inequalities. Use < and > for strict inequalities (dotted line), and <= or >= for non-strict inequalities (solid line). Check out the video below for a quick demo.
Now that you know the basics, kick your shading skills up a notch! Here are some creative uses of inequalities for some graphing inspiration. What can you create?
Mountain Sunset - by Adrienne
How To: Graphing Inequalities
|How To: Points of Interest||Tweet|
Have you ever wondered how to find points of interest on Desmos? It’s easy! Watch the brief video tutorial beneath this post for a quick rundown of how to find maxes, mins, intercepts, and intersections between several expressions.
Now head to the calculator and give it a try. You can start with this graph of wave interference:
Click on your curve or the equation to display its Points of Interest. Drag the “a” slider to watch the phase difference increase and decrease between the two curves. As you do this, what happens to your POIs? Pretty cool, right?!
How To: Points of Interest
|How To: Sliders||Tweet|
We’ve had many requests for video tutorials, so our team has been hard at work making these for you. Check out our first one below - and stay tuned for many more to come!
Here’s a few fun slider examples created by our users:
Let’s Play Some Football! - Use the sliders to move the blue player and football into place for a winning touchdown catch:
Graphed by Luke. Link: www.desmos.com/calculator/tbb8wooe0w
Bee Flying to Honeycomb: Slide “a” to help this little bee buzz back home:
Graphed by Antonia: Link: www.desmos.com/calculator/mwbcolrhac
Cycloid: Drag the “a” slider to watch the ball roll and trace out a cycloid!
For other calculator tips and tricks be sure to check out our user guide.
How To: Sliders
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