0:21
Recommended
Solution: The original equation can become: y^6-6y^2-y^2+√6=0 Let √6=a(a>0)∴y^2a^2-a+(y^2-y^6 )=0 solve the quadratic equation of a according to the meaning of the question: y≠0, y^2≠0a1=y^2, a2=(1-y^4)/y^2 when a=y^2, y^2=√6y1=4√6, y2=-4√6 (Note: 4√ is the fourth root of 4
Solve equations every day: y^6-7y^2+√6=0
07/02
1305
Dear candidates: In order to successfully complete the Dali Prefecture 2022 Special Post Teacher Recruitment Examination (written test), the relevant precautions are now announced as follows: 1. Candidates must carefully read the "Yunnan Province 2022 Central Special Post" issued
Dali Prefecture 2022 Central Special Post Teacher Recruitment Examination (Written Examination) Announcement
07/02
1970
"Notice on Carrying out the Professional Title Review in 2022" While the professional title review in Jiangxi Province in 2022 is in progress, some friends recently still don't know whether they meet the conditions for applying for professional title review in Jiangxi.
The Jiangxi Province professional title review process has begun in 2022, and these four types of professionals can apply
07/02
1702
A new day, new happiness, reading becomes a habit in today's life. Continue to insist on reading two publications every day, the habit of reading excellent extracurricular readings, accurate reading, scientific reading, reading interest, reading ability, and reading habits. Impro
Let’s talk about today’s happy things:
07/02
1074
Time at home is slow and slow, one stop after another, recording the changes and vicissitudes of the world like annual rings. During my more than ten years of life, I traveled between home and school, pausing and cherishing the changing scenery. I inadvertently touched the pulse
Excellent original composition by junior high school students - Home (2)
07/02
1672
Special topics on English transition from primary school to seventh grade. If you don’t master these contents in advance, you won’t be able to keep up in the new semester! Primary school students are highly dependent and have weak awareness of active learning. They use single pas
Special topics on English transition from primary school to seventh grade. If you don’t master these contents in advance, you will not be able to keep up in the new semester.
07/02
1175
The worst thing you can encounter when you interact with people is your own lack of a base line.
English Essay | What I'm Most Afraid of is that you have no bottom line
07/02
1374
Jiang Zeting, Secretary of the Party Committee of Beijing University of Technology and Director of the Beijing University of Technology Research Base of the Beijing Research Center for Xi Jinping Thought on Socialism with Chinese Characteristics for a New Era, Director of the The
Implement the spirit of the Municipal Party Congress and make every "big ideological and political class" come alive
07/02
1798
The family is a child's first school, and parents are their child's first teachers. Parents’ views and attitudes towards the “double reduction” policy and the “four preventions” safety education have affected the implementation of the policy to a certain extent.
Stay firm on the green hills and never relax, double reduce and four defenses to build a home
07/02
1303
Now, more and more families are beginning to pay attention to education, hoping that their children can seize the opportunity of the "College Entrance Examination", enter a prestigious university, and gain a higher starting point in life. "Tsinghua University and Peking Universit
A Xinjiang girl scored 681 in the college entrance examination. She gave up Tsinghua and Peking University and chose Sichuan University. She decided to be far-sighted.
07/02
1263
Relation Video
education Relation Video
Site video recommendation
education Latest News
Integrate engineering and learning, e-commerce technology, industry-teaching integration, and practice entrepreneurial skills. The e-commerce college welcomes you. The e-commerce college of our school launched the e-commerce major in 2007. In 2021, the number of students on campu
Guangdong Lingnan Modern Technician College E-Commerce College丨The next "star" anchor is you
07/03
1291
#长沙爱尔眼科##长沙头头# In the vast universe, is there any other life? If you want to become a qualified astronaut, what conditions must you meet and what challenges must you accept? How can we protect our eyesight and explore the endless vast universe?
Space Dream Building & Myopia Prevention and Control Public Welfare Science Lecture held to help children and teenagers protect their eyesight and pursue their dreams
07/03
1133
"In the past, we were very worried about unsupervised children at home during the summer and winter vacations. But now every town has summer day care classes, and everyone feels more at ease." On the afternoon of July 14, a doctor from Yangcheng Lake People's Hospital in Suzhou "
Solving parents’ difficulty in raising children! "Pioneer of Humane Medicine" enters Suzhou Xiangcheng Resort to help summer daycare classes
07/03
1109
#2022 College Entrance Examination Season# As the early approval and national-specific admissions and admissions work of colleges and universities across the country are coming to an end, the highlight of the admissions work is about to usher in, the admissions work for the under
Candidates haven’t checked their admission status yet, don’t worry, that’s because the entire admission process hasn’t been completed yet.
07/03
1743
Yangzi Evening News reported on July 16 (Reporter Wan Lingyun, Correspondent Jiang Guoliang) "The two days of study have been very fruitful. It may affect not only the children's future study and life, but also many, many more..." On July 16, Lin Xia, director of the Zhenjiang Mi
In this special charity study trip, the children performed very well
07/03
1597
Children's paintings are more exciting when young painters draw children's paintings. We always say that we don't know what children like. In fact, children's creativity is endless. Their little heads are full of curiosity and yearning for life. Maybe they are not good at using w
Collection】Children’s paintings drawn by children’s hearts will make childhood more exciting! Little painter activity starts soon
07/03
1587
Site Latest News
When it comes to dressing ideas for middle-aged girls, we need to match them according to the occasion. If it is a daily occasion, then we need to dress simply and cleanly, and have an age-reducing fashion temperament.
Jiang Qinqin's family of three are in the same frame, wearing casual and simple spliced T-shirts, showing off their figures, which is not low-key
07/03
1586
Hu Jing's attire for a 40-year-old mature woman, even though she has a middle-aged demeanor, is not obtrusive at all when she chooses a printed skirt with a pearl necklace. On the contrary, she is flamboyant and bright, and at the same time has the aura of a wealthy lady.
Hu Jing finally looks middle-aged. Wearing a printed skirt and a pearl necklace, she can tell that she is from a wealthy family.
07/03
1359
The Russian Ministry of Defense issued a war report on the 15th stating that the Russian military used high-precision missiles to hit a military facility in Vinnytsia, Ukraine, killing many Ukrainian military commanders and foreign representatives who were meeting there.
The Russian army hit the officer's home building, an important meeting of the Ukrainian army was destroyed, and Zelensky was not calm anymore
07/03
1257
Eye protection desk lamps are a must-have product for people who use their eyes for a long time, but eye protection desk lamps need to be purchased with caution. Although the light of eye protection desk lamps can ensure better eye comfort, the eye pupils of different groups of p
What is the best brand of eye protection lamp? Vision rehabilitation specialist takes stock of the best eye protection table lamps
07/03
1143
As the official WeChat account of the National Theater posted an explanation of the recruitment situation in 2022, the popularity instantly shot up the list, with nearly 1 billion views, indicating that this matter is not a simple entertainment issue, but a social issue.
The theater responded to the artist examination incident, Yi Yang Qianxi was reasonable and compliant, and asked netizens to clear his name
07/03
1977
Have you listened to Christina’s new song “Go Girl” with Toun Diva and Mee Phou Pirunya?
The "Sister-in-law of the Heavenly Queen" of Laos, with mixed-race looks and stunning figure, is also the nation's dream girl
07/03
1469