SOLVE modes

Polynomial solvers

Press MODE button to show mode dialog

Supported solvers:

• Quadratic: ax^2 + bx + c = 0
• Cubic: ax^3 + bx^2 + cx + d = 0
• Quartic: ax^4 + bx^3 + cx^2 + dx + e = 0
• Quintic: ax^5 + bx^4 + cx^3 + dx^2 + ex + f = 0

a b c d e f are parameters

Steps to solve an equation

Example

Solve the following cubic equation: 3x^3 − 16x^2 + 23x − 6 = 0

Steps

1. Tap MODE to show mode dialog

   

2. Select cubic polynomial solver mode

   

3. Enter coefficients

   a = 3
   b = -16
   c = 23
   d = -6 
   

   

4. Press = or SOLVE to solve equation

   

5. Use arrow keys 🔼️ 🔽️ or = to toggle through the solutions

   

6. Press 🔽 down key

   

7. Press 🔽 down key

   

8. Press = or AC to back to main screen

   

Updated Thu 7 Dec 2023