CUADRÁTICA EN JAVA
Enviado por KRAKEN87 • 28 de Mayo de 2012 • 401 Palabras (2 Páginas) • 702 Visitas
import java.awt.*;
import java.applet.*;
import java.awt.event.*;
import java.lang.Math;
public class Cuadratica extends Applet implements ActionListener {
Label l1, l2, l3, l4, l5;
TextField t1, t2, t3, t4, t5;
Button b1;
public Cuadratica() {
l1 = new Label("a");
t1 = new TextField();
l2 = new Label("b");
t2 = new TextField();
l3 = new Label("c");
t3 = new TextField();
l4 = new Label("Raiz 1");
t4 = new TextField(10);
l5 = new Label("Raiz 2");
t5 = new TextField(10);
b1 = new Button("calcula");
add(l1);
add(t1);
add(l2);
add(t2);
add(l3);
add(t3);
add(l4);
add(t4);
add(l5);
add(t5);
add(b1);
b1. addActionListener(this);
}
public void actionPerformed(ActionEvent ae) {
double A = Double.parseDouble(t1.getText());
double B = Double.parseDouble(t2.getText());
double C = Double.parseDouble(t3.getText());
t4.setText(""+((-B+Math.sqrt((B*B)-(4*A*C)))/(2*A)));
t5.setText(""+((-B-Math.sqrt((B*B)-(4*A*C)))/(2*A)));
}
}
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