Sharp EL-9400, EL-9600 manual Display of angle of vector

EL-9600 Graphing Calculator

PARAMETERS

Name of parameter	Content	Name of parameter	Content
A	vector scalar quantity	θ	vector angle
B	standard vector scalar quantity	K	display
I	calculating counter	N	input of number of vectors
K	input counter	mat A	vector components
M	number of vectors	mat B	standard vector components
X	input of x component	mat C	vector inner product
Y	input of y component

Exercise

Calculate the angle formed by the following 3 vectors and standard vector (2,3). vector 1 (5, 8)

vector 2 (7, 4) vector 3 (9, 2)

Set up condition: angle unit in Deg mode, and decimal point in Float Pt mode.

2nd F SET UP B *

1*

C*

1*

CL

1

2

3

4

5

Step

Specify the programme mode. Select the title VECTOR.

Enter the number of vectors.

Enter the values of vector 1.

Enter the values of vectors 2 and 3.

Enter the value of standard vector.

(Display of angle of vector 1)

Key Operation Display

2nd F PRGM A *

3 ENTER

5 ENTER 8 ENTER

7 ENTER 4 ENTER

9 ENTER 2 ENTER

2 ENTER 3 ENTER

6	(Display of angle of vector 2)
	(Display of angle of vector 3)

ENTER

ENTER

13