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TWEET Untitled a guest Feb 17th, 2019 53 Never
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1. import static java.lang.Math.*;
2.
3. public class Polynomial {
4.
5.     private double a1, b1, c1;
6.     private double a2, b2, c2;
7.
8.     private Polynomial(double a1, double b1, double c1) {
9.         this.a1 = a1;
10.         this.b1 = b1;
11.         this.c1 = c1;
12.     }
13.
14.     /*private Polynom2(double a2, double b2, double c2) {
15.         this.a2 = a2;
16.         this.b2 = b2;
17.         this.c2 = c2;
18.     }*/
19.
21.         double a3 = a1 + a2;
22.         double b3 = b1 + b2;
23.         double c3 = c1 + c2;
24.
25.     }
26.
27.
28.     private void subPolynom() {
29.         double a3 = a1 - a2;
30.         double b3 = b1 - b2;
31.         double c3 = c1 - c2;
32.     }
33.
34.     private void nullPolynom(){
35.         double d = 4 * b1 - a1 * c1;
36.         double x1 = ((-b1 + sqrt(d)) / 2) * a1;
37.         double x0 = ((-b1 - sqrt(d)) / 2) * a1;
38.         System.out.print("x0= "+x0+ "   x1="+x1);
39.
40.     }
41.     public String toString(){
42.         return "f(x1)= " + a1 +"x^2 + "+ b1 +"x + "+ c1;
43.     }
44.     public static void main(String[] args) {
45.         Polynomial polynom = new Polynomial(2.0, -5.0,  9.0);
46.         Polynomial polynom1 = new Polynomial( -5.0, 8.0, -3.0);
47.         System.out.println("f(x)=" +polynom.a1+"x^2  "+polynom.b1+"x + "+polynom.c1);
48.         System.out.print(polynom);