Texas Instruments TI-83 PLUS - Manual (Page 91)

TI-83 Plus Math, Angle, and Test Operations 88
MATH CPX (Complex) Operations
MATH CPX Menu
To display the
MATH CPX
menu, press  ~ ~ .
MATH NUM CPX PRB
1: conj(
Returns the complex conjugate.
2: real( Returns the real part.
3: imag( Returns the imaginary part.
4: angle( Returns the polar angle.
5: abs( Returns the magnitude (modulus).
6: 4Rect Displays the result in rectangular form.
7: 4Polar Displays the result in polar form.
conj(
conj( (conjugate) returns the complex conjugate of a complex number or
list of complex numbers.
conj( a + bi ) returns a
N
bi in a+b i mode.
conj( r e^( qi )) returns r e^( Lqi ) in re^ q i mode.