I visited the Great Wall, the Palace Museum, the terracotta warriors and horses of the first emperor of Qin Dynasty, the Nanjing Yangtze River Bridge and other places of interest?
Nanjing Yangtze River Bridge is not a place of interest
The Great Wall, the Palace Museum and Humen Bridge are historic sites that Chinese and foreign tourists yearn for
The Great Wall, the Palace Museum and Humen Bridge are places of interest for Chinese and foreign tourists
Because of the Palace Museum, Humen Bridge is not a historic site
1-2 to the second power) * (1-3 to the second power) * *(1-100 to the second power)
The above formula = (1 ^ 2 - (1 / 2) ^ 2) * (1 ^ 2 - (1 / 3) ^ 2 * (1 ^ 2 - (1 / 100) ^ 2)
=(1*2*3*4*.99)*(3*4*5.101)/((1*2*3.*100)*(1*2*3.*100)
After approximately divided = 101 / (2 * 100) = 101 / 200
101/200