import sys
input=sys.stdin.readline
def I(): return int(input())
def MI(): return map(int, input().split())
def LI(): return list(map(int, input().split()))

def main():
    mod=10**9+7
    S=I()
    for _ in range(S):
        N,M,X=MI()
        a=pow((1-M),N,mod)
        b=pow((1+M),N,mod)
        
        
        if X:
            ans=(b-a)*pow(2,mod-2,mod)
        else:
            ans=(a+b)*pow(2,mod-2,mod)
            
        print(ans%mod)
        
        


main()