Getting started with the Solve aplet

Open the Solve aplet

Suppose you want to find the acceleration needed to increase the speed of a car from 16.67 m/sec (60 kph) to 27.78 m/sec (100 kph) in a distance of 100 m.

The equation to solve is:

v2 = u2 + 2ad

1.Open the Solve aplet.

>$3/(7@ Select Solve

67$57a

The Solve aplet starts in the Symbolic view.

Define the equation

Define known variables

H I N T

2.Define the equation.

>$/3+$@￿V>;￿@ a￿>$/3+$@ U>;￿@

>￿@￿2>[@

>$/3+$@ A>[@

>$/3+$@￿D >(17(5@

Note: You can use the _￿menu key to assist in the entry of equations.

3.Display the Solve numeric view screen.

>180@

4.Enter the values for the known variables.

2 7 >￿@ 7 8 >(17(5@

1 6 >￿@ 6 7 >(17(5@ *e,

1 0 0 >(17(5@

If the Decimal Mark setting in the Modes input form (>6+,)7@MODES)is set to Comma, use >￿@ instead of >￿@.

7-2

Solve aplet