Sharp EL-9900 manual Enter the angle value

EL-9900 Graphing Calculator

PARAMETERS

Name of parameter	Content	Name of parameter	Content
H	highest altitude	Xscl	scale of x-coordinate
L	horizontal distance	Z	input of time period
T	time	V	initial velocity (V0)
X	distance (after time Z)	θ	angle (released angle)
Y	altitude (after time Z)	C	highest altitude when released at 90˚
D	time elapsed	B	horizontal distance when released at 45˚
Yscl	scale of y-coordinate	A	time period when released at 45˚

Exercise

Find the horizontal distance and altitude three seconds after an object is thrown, when the initial velocity is 25m/sec and the angle is 52˚.

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

2ndF SET UP B 1 C 1 E 1 CL

Step Key Operation Display

1

2

Specify the programme mode. Select the title PARABOLA.

Enter the value of the initial velocity.

(Highest altitude when released at 90˚) (Distance when released at 45˚)

(Time when released at 45˚)

PRGM A

2 5 ENTER

3

4

5

6

ENTER

Enter the angle value. 5 2 ENTER

(Display of highest altitude) (Display of horizontal distance)

(Display of time until dropping of object)

ENTER

(Display of graph of parabola)

ENTER

7

Enter the value of time period Z.

(Display of distance after Z seconds) (Display of altitude after Z seconds)

3

ENTER

8

ENTER

(Altitude and distance after Z seconds are displayed on the parabola graph.)

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