Точки M,A,R,K,U,L лежат на одном эллипсе так, что M,A,K,U лежат на одной окружности и LR || KU. Прямые AL и MU пересекаются в точке D. Прямые MR и AK пересекаются в точке G. Докажите, что M,D,G,A лежат на одной окружности.
Точки M,A,R,K,U,L лежат на одном эллипсе так, что M,A,K,U лежат на одной окружности и LR || KU. Прямые AL и MU пересекаются в точке D. Прямые MR и AK пересекаются в точке G. Докажите, что M,D,G,A лежат на одной окружности.
And indeed, volatility has been a hallmark of the market environment so far in 2022, with the S&P 500 still down more than 10% for the year-to-date after first sliding into a correction last month. The CBOE Volatility Index, or VIX, has held at a lofty level of more than 30. The Dow Jones Industrial Average fell 230 points, or 0.7%. Meanwhile, the S&P 500 and the Nasdaq Composite dropped 1.3% and 2.2%, respectively. All three indexes began the day with gains before selling off. The Securities and Exchange Board of India (Sebi) had carried out a similar exercise in 2017 in a matter related to circulation of messages through WhatsApp. In a message on his Telegram channel recently recounting the episode, Durov wrote: "I lost my company and my home, but would do it again – without hesitation." In December 2021, Sebi officials had conducted a search and seizure operation at the premises of certain persons carrying out similar manipulative activities through Telegram channels.
from ms
