The equality <img src="https://static.zxtiku.com/wangke/imgs/topic/fb480bb98c9e5bcae0f60be7641b324b.png"/> is valid for any <img src="https://static.zxtiku.com/wangke/imgs/topic/492b5af9f5c88a52010433254a5f3ac9.png"/> . The equality <img src="https://static.zxtiku.com/wangke/imgs/topic/fb480bb98c9e5bcae0f60be7641b324b.png"/> is valid for any <img src="https://static.zxtiku.com/wangke/imgs/topic/492b5af9f5c88a52010433254a5f3ac9.png"/> . [填空1]