CASTI-89 TITANIUM · CALC89
▶Polar
Displays a vector or complex number in polar form, with length and angle.
Syntax
Expr▶Polar
- Group
- Conversions
- Arguments
- Placed after the vector or complex number and takes no arguments.
- Availability
- Included
- Menu path
- MATH ▸ Number ▸ CMPLX ▸ ▶Polar
Example
| Input | Result |
|---|---|
| [3,4]▶Polar | [[5,∠tan⁻¹(4/3)]] |
Typing [3,4]▶Polar on the home screen and pressing ENTER returns [[5,∠tan⁻¹(4/3)]].
Keystrokes on the TI-89 Titanium
2NDMATH1▶7
The same key sequence inserts ▶Polar in Calc89, and the AI tutor shows it step by step on the on-screen keypad.
Related commands
- ▶RadConverts an angle to radians.
- ▶RectDisplays a vector or complex number in rectangular form.
- ▶sinRewrites an expression in terms of sine, for example cos(x)^2 as 1−sin(x)^2.
- ▶SphereDisplays a three element vector in spherical form, with length and two angles.
- ▶approxFraction(Converts a decimal value into a fraction that approximates it within a tolerance.
- ▶cosRewrites an expression in terms of cosine, for example sin(x)^2 as 1−cos(x)^2.
- ▶CylindDisplays a three element vector in cylindrical form, with radius, angle and height.
- ▶DDConverts an angle to decimal degrees.