import java.util.*;
import java.io.*;
public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		PrintWriter ou = new PrintWriter(System.out);
		int s = Integer.parseInt(sc.next());
		for(int q = 0 ; q < s ; q++){
			int n = Integer.parseInt(sc.next());
			int m = Integer.parseInt(sc.next());
			int x = Integer.parseInt(sc.next());
			long zz = 1;
			long zzz = 1 + m;
			long yyy = 1 - m;
			long yy = 1;
			while(n != 0){
				if(n % 2 != 0){
					zz *= zzz;
					yy *= yyy;
					zz %= (int)Math.pow(10 , 9) + 7;
					yy %= (int)Math.pow(10 , 9) + 7;
				}
				n /= 2;
				zzz *= zzz;
				yyy *= yyy;
				zzz %= (int)Math.pow(10 , 9) + 7;
				yyy %= (int)Math.pow(10 , 9) + 7;
			}
			if(x == 0) zz += yy;
			else zz -= yy;
			while(zz < 0) zz += (int)Math.pow(10 , 9) + 7;
			if(zz % 2 == 1) zz += (int)Math.pow(10 , 9) + 7;
			zz /= 2;
			zz %= (int)Math.pow(10 , 9) + 7;
			ou.println(zz);
		}
		ou.flush();
		sc.close();
	}
}