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@joakiti
Created September 12, 2016 16:30
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Opgave GA.2
// Hej, hvordan får jeg min kode til at returnere ciffrene uden at skifte linje?
public class Quadratic{
// Opgave i
private double a;
private double b;
private double c;
private double x;
private double d;
public Quadratic(double a, double b, double c) {
this.a = a;
this.b = b;
this.c = c;
d = b*b-4*a*c;
}
// Opgave ii
public void show() {
System.out.println(a + "x*x + " + b + "x +" + c);
}
// Opgave iii
public double compute(double x) {
return a*x*x+b*x+c;
}
public void solve() {
double firstResult = ((-b + Math.sqrt(d)) / (2*a));
double secondResult = ((-b - Math.sqrt(d)) / (2*a));
if ( d == 0) {
System.out.println("Der findes 1 løsning til andengradsligningen");
System.out.println("Løsning til andengradlingnen er: " + String.format("%.2g%n",firstResult));
}
if ( d < 0) {
System.out.println("Der findes ikke en løsning til andengradsligningen");
}
if ( d > 0) {
System.out.println("Der findes 2 løsninger til andengradsligningen");
System.out.println("Løsningerne til andengradligningen er: " + String.format("%.2g%n",firstResult) + " og " + String.format("%.5g%n",secondResult));
}
}
}
@p-Korsholm
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linje 30 System.out.println("Der findes 1 løsning til andengradsligningen"); --> System.out.print("Der findes 1 løsning til andengradsligningen");

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