HP 35s Scientific Calculator - Manual (Page 152)

10-2 Vector Arithmetic
Calculate [1.5,-2.2]+[-1.5,2.2]
Calculate [-3.4,4.5]-[2.3,1.4]
Multiplication and divisions by a scalar:
1. Enter a vector
2.
Enter a scalar
3. Press  for multiplication or  for division
Keys: Display: Description:
9
() Switches to RPN mode(if
necessary)

3




Enters [1.5,-2.2]

3
 


Enters [-1.5,2.2]



Adds two vectors
Keys: Display: Description:
9
() Switches to ALG mode

3
 Õ
_ Enters [-3.4,4.5]

3
 

 Enters [2.3,1.4]
 
 Subtracts two vectors