#include <iostream>
#include <string>
#include <algorithm>
#include <vector>
#include <iomanip>
#include <cmath>
#include <stdio.h>
#include <queue>
#include <deque>
#include <cstdio>
#include <set>
#include <map>
#include <bitset>
#include <stack>
#include <cctype>
using namespace std;
int main() {
	long long x = 2;
	long long y = 1000000005;
	long long two = 1;
	while (y > 0) {
		if ((y & 1) == 1) {
			two = two * x % 1000000007;
		}
		x = x * x % 1000000007;
		y >>= 1;
	}
	int s;
	cin >> s;
	for (int i = 0; i < s; i++) {
		long long n, m, x1;
		cin >> n >> m >> x1;
		x = m + 1;
		y = n;
		long long ans = 1;
		while (y > 0) {
			if ((y & 1) == 1) {
				ans = ans * x % 1000000007;
			}
			x = x * x % 1000000007;
			y >>= 1;
		}
		x = m - 1;
		y = n;
		long long ans1 = 1;
		while (y > 0) {
			if ((y & 1) == 1) {
				ans1 = ans1 * x % 1000000007;
			}
			x = x * x % 1000000007;
			y >>= 1;
		}
		long long ans2 = ans;
		ans -= ans1;
		ans %= 1000000007;
		if (ans < 0)ans += 1000000007;
		ans = ans * two % 1000000007;
		if (n % 2 == x1) {
			ans = ans2 - ans;
			ans %= 1000000007;
			if (ans < 0)ans += 1000000007;
		}
		cout << ans % 1000000007 << endl;
	}
	return 0;
}