Now exit the program editor by pressing 2nd MODE. Now you can experiment by adding more features to your program. You can get this command by pressing MODE and selecting it from the list. The extra text on the bottom two Disp lines adds text labels to the solution and separates them from their corresponding equation using a comma. You can download this program here. You can keep enhancing your quadratic formula program to include many other features, such as displaying the discriminant of the equation or formatting more nicely.
Happy coding! How do you get the descriminant to display? I programmed this into my calculator exactly as written here. I even double checked with the screen shot that you have. This previously happened before when someone else programmed it into my calculator. This might sound strange, but could my calculator just be stupid? It might be one of your settings is wrong.
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You can put the? Frac next to the variable on the Disp line to make it show as a faction. January 21, at pm. Now press program again and press the right arrow then press 2. To get letters, push the alhpa button. Now enter A,B,C and hit enter. Look at the first picture and put that on your calculator. Make sure you use the negative button before the first b! This just makes the equation equal to x. You may have noticed that this is only plus the square root of b squared There is no button on this calculator for plus or minus so you will have to enter it as two separate equations.
Refer to the second picture for the second part of the equation. It is just like the first part except for a couple things. Press program , then the right arrow , then 3. This will make the calculator display the answers. The equal sign is found by pressing 2nd and then math test. Then enter ,x,y. Hint: Press 2nd then alpha to make it easier to type letters. You can look at the picture if you need help. Make sure that you have the exact same thing as the picture below.
To exit out of this do not hit clear!!! This will delete everything on the line! Make sure you hit 2nd then mode quit. Now push program and select the one you just made. Hit enter and type in the value of A. Then do this for B and C. The bold numbers are the numbers that you would enter in your program.
After you enter all three variables hit enter and you get your answer. Question 1 year ago on Step 3. Question 1 year ago. Hi, I was able to do it from another tutorial similar to yours! My answers display in decimal forms ex. How do I make it display the answers as a square root ex. Reply 1 year ago. Reply 2 years ago. The program on step 2 above has an error.
The equation should have parentheses around the 2A. It's written correctly in step 3. Also, if your values of A, B, and C cause a negative under the square root, you will get a nonreal answer. Reply 3 years ago.
This means that the roots of the equation are complex, represented with i.
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