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MayankVikash/Expansion Formulas in Java

Created August 11, 2022 05:40
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Expansion Formulas in Java
import java.util.*;
public class ExpansionFormulas {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
double ans;
System.out.println("Choose the Formula");
System.out.println("Enter 1 for (a+b)^2");
System.out.println("Enter 2 for (a-b)^2");
System.out.println("Enter 3 for (a^2 - b^2)");
System.out.println("Enter 4 for (a+b)^3");
System.out.println("Enter 5 for (a-b)^3");
int ip = sc.nextInt();
System.out.println("Enter the value of a and b");
double a = sc.nextDouble();
double b = sc.nextDouble();
if (ip ==1){
ans = a*a + 2*a*b + b*b;
System.out.println("Working:");
System.out.println("a*a + 2*a*b + b*b");
System.out.println(ans);
}
else if (ip == 2){
ans = a*a - 2*a*b + b*b;
System.out.println("Working:");
System.out.println("a*a - 2*a*b + b*b");
System.out.println(ans);
}
else if (ip ==3){
ans = (a+b) * (a-b);
System.out.println("Working:");
System.out.println("(a+b) * (a-b)");
System.out.println(ans);
}
else if (ip == 4){
ans = a*a*a + b*b*b + 3*a*b *(a+b);
System.out.println("Working:");
System.out.println("a*a*a + b*b*b + 3*a*b *(a+b)");
System.out.println(ans);
}
else if (ip == 5){
ans = a*a*a - b*b*b - 3*a*b *(a-b);
System.out.println("Working:");
System.out.println("a*a*a - b*b*b - 3*a*b *(a-b)");
System.out.println(ans);
}
else{
System.out.println("Wrong Choice");
}
}
}
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