n = int(input())
data = []
for i in range(n):
	data.append(list(map(int,input().split())))
	a = 3*data[i][0]
	b = 2*data[i][1]
	c = data[i][2]
	if b^2-4*a*c > 0:
		print("Yes")
	else:
		print("No")