Casio fx-991EX - Page 19

fx-991EX Quick Start Guide 19
Even some very complex vector operations like the angle between vectors, which is dened as in
which are easily accomplished on the fx-991EX.
To calculate vector cross product (not vector multiplication),
press iR3(Angle)i3(VctA)q)(,)i
4(VctB))p.
VECTOR