Texas Instruments TI-84 PLUS SILV Guidebook - Page 57
Entering and Using Complex Numbers
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4F3 4D 4F3 4D converts a fraction to a decimal or a decimal to a fraction. You can also access 4F3 4D from the FRAC shortcut menu (t ^ 4). Un/d Un/d displays the mixed number template. You can also access Un/d from the FRAC shortcut menu (t ^ 2). In the fraction, n and d must be non-negative integers. MathPrint™ " Classic n/d n/d displays the mixed number template. You can also access n/d from the FRAC shortcut menu (t ^ 1). n and d can be real numbers or expressions but may not contain complex numbers. MathPrint™ " Classic Entering and Using Complex Numbers Complex-Number Modes The TI-84 Plus displays complex numbers in rectangular form and polar form. To select a complex-number mode, press z, and then select either of the two modes. • a+bi (rectangular-complex mode) • re^qi (polar-complex mode) Chapter 2: Math, Angle, and Test Operations 50