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Expected value [IB Maths AA SL/HL]
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In the blink of an eye, it is already the first day after the Spring Festival holiday. How did you spend this holiday? Is it a family reunion to eat dumplings, a gathering of relatives and friends to watch a movie, or is it "putting on weight during the holidays"? Everyone has a
On the first day after the Spring Festival holiday, please give them your respect
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Affected by large-scale rainfall, floods occurred in many places in Henan Province, threatening people's lives and property. Recently, Wang Junjie, deputy director of the Development and Reform Commission of Xinmi City, Henan Province, was lost in the flood on his way to the loca
Wang Junjie, deputy director of the Development and Reform Commission of Xinmi City, Henan Province, died on his way to check on the disaster situation.
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In order to further improve the professional skills of practitioners in the reflexology industry in Hebei Province and speed up the construction of talent teams in the reflexology industry, September 26-27.
Hebei Province Reflexology Industry Vocational Skills Competition was held in Shijiazhuang
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In the Hexi University Town area of Xingcheng, there is an open and tranquil lake, surrounded by Houhu Road, Qingshui Road, Mayuan Road and Fubu River Road. Its name is Houhu.
Strolling around the Hou Lake, Hexi University Town Art Garden is changing
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Cover of the album "Journey to Greece" In today's Chinese music scene, it is not easy for a singer to maintain the pace of releasing one album a year, let alone the "feat" of releasing two albums a year - but in 2018, Sun Shengxi did it .
The Golden Melody Award is the driving force for Sun Shengxi to make music. What kind of musical courage and charm does this "dark horse for best female singer" have?
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Hunan universities are about to start school! They include Tianma Apartment, Zuojialong, Youyan Street, Lushan South Road, etc. The most popular maid mansion in Shanghai has been closed down. What is a maid mansion?
College is about to start! The fireworks in the university town are coming back soon.
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Source: The content comes from Semiconductor Industry Observation (ID: icbank), thank you. As end-user consumer electronics demand begins to cool down, inventory levels are too high. Recently, it has been reported that TSMC has been cut off by its three major customers, Apple, Ad
Is TSMC being cut off from its three major customers? official response
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TSMC, which has been experiencing tight production capacity and rising prices, has finally been "short" by institutions. Just this week, industry insiders said that TSMC will increase prices by 6% for most processes starting in January next year. Goldman Sachs Securities yesterda
Can TSMC survive? Goldman Sachs sees capacity utilization at only 90% next year
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Hupu March 9 News In the 32nd round of the 2021-22 CBA regular season, the Beijing Enterprises Men's Basketball Team 106-93 the Guangdong Men's Basketball Team. At the post-match press conference, Beijing Enterprises coach Marbury said that before the game, the team made targeted
Marbury: We conducted offensive and defensive drills for Guangdong before the game, and Wang Junjie played aggressively
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Cloud teaching provides care and clinical research without interruption. During the COVID-19 epidemic prevention and control period, tutors from Peking University Third Hospital remotely guided the clinical work and research of graduate students through online videos, cloud group
Doctors are also mentors | Online videos, cloud group meetings... Peking University Third Hospital mentors remotely guide graduate students in clinical and scientific research, and provide care to students
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Actress Liu Zhen underwent surgery for aortic stenosis and suffered a cardiac arrest during the procedure. She was urgently fitted with a ventricular membrane. Later, it was removed and she was fitted with a ventricular assist device to wait for the chance of a heart transplant.
Liu Zhen once wanted to fight for two treasures. Xin Long spit out 6 words of truth and made people angry.
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The 30th Golden Melody Awards was held at the Taipei Arena on the evening of June 30. Michelle Lam and LEO Wang won the Best Mandarin Female Singer and Best Mandarin Male Singer awards respectively, while Jolin Tsai won Album of the Year and Song of the Year.
Lin Yilin won the Golden Melody Award for the second time, Jolin Tsai became the big winner and made history
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South Korea was one of the first countries to be affected by the epidemic. The initial number of confirmed cases increased rapidly. With the Moon Jae-in government launching active anti-epidemic policies, the epidemic situation has been effectively controlled.
The epidemic in South Korea has rebounded! Mass infections occur in nursing homes, another big test for Moon Jae-in?
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The main contents of this report: 1. The number of confirmed cases in Singapore stopped falling and increased, reaching a new single-day high in eight weeks. One new death was reported yesterday, and the case fatality rate this wave remained at 0.055%.
As expected, the number of local confirmed cases in Singapore stopped falling and rebounded after the lockdown was lifted.
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As of 24:00 on April 16, the province has reported a total of 1,273 confirmed local cases of COVID-19, a total of 22 deaths, and a total of 1,251 discharged cases. According to the latest real-time statistics from the WHO, there are currently nearly 2 million confirmed cases worl
No new additions in Henan! WHO: Nearly 2 million cases have been diagnosed worldwide
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(Fighting against COVID-19) German epidemic data rebounded slightly. The CDC warned that the epidemic may get worse. China News Service, Berlin, March 5 (Reporter Peng Dawei) On the 5th, the German CDC announced the number of new confirmed cases of COVID-19. It exceeded 10,000 th
Germany's epidemic data rebounds slightly, disease control agency warns the epidemic may get worse
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After Durant applied for a trade and the Timberwolves traded 10 for 1 Gobert and the Celtics traded 6 for 1 Brogdon, NBA trades this summer offseason have entered a feverish stage.
Lakers trade plan B emerges! Grizzlies trade 5 for 1 Durant; Gordon is close to joining the 76ers
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According to Italian media "Foot Mercato", Paris Saint-Germain plans to sell Kimpembe and has made an asking price of 50 million euros for Chelsea. After a major change of management, the new sporting directors Campos and Mbappe are reforming the team. According to what is curren
50 million, Paris players recommended themselves to Atletico Madrid, Shik became the successor, Mbappe smiled and asked for 50 million
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This NBA season has ended. Some are happy and some are worried. The Nets should be the biggest losers. Boss Tsai invested huge sums of money to compete for the championship, but in the end he was eliminated in the first round of the playoffs and was swept by the Celtics. This rea
Spending tens of millions on a private jet, how much money did Simmons make in his six-year career? No wonder I dislike Jenna
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Foreword: In 1943, Hu Zongnan hosted a banquet for Zhou Enlai who came to Xi'an, and sent his confidential secretary to greet him. After Xiong Xianghui briefly introduced himself, Zhou Enlai stepped forward, held Xiong Xianghui's hand, squeezed his hand secretly, and said happily
In 1949, after meeting Premier Zhou, Xiong Xianghui solved the mystery of why Hu Zongnan did not expose himself.
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A salute suddenly sounded, and the sound pierced the sky. A white woman was the first to slowly walk down the escalator of the plane. She looked majestic and had an extraordinary bearing. Everyone knew that the most difficult moment was coming.
Why wasn't Hong Kong liberated in 1949? Hong Kong’s return after 48 years, Deng Xiaoping: Chairman Mao had predicted it
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During the Republic of China, warlords mostly raised their own military expenditures on their own territory. If they were unlucky and lost a battle and lost their territory, then there would be no source of military expenditures, and military supplies, food and wages would become
How miserable was Yang Sen's life after he was defeated by Liu Xiang in the Battle of Lower Sichuan? Military uniforms have become beggars’ uniforms