What is the use of calculus in your industry?

It's good to master the formula to be tested in the exam, and you basically won't need it when you come out in the future! The integral is the original function. Derivative and integral are mutually inverse processes, can this be understood? >>>More

What is the use of points.

The top 20 people with the most points rising each week, the Knowing Star of each week, and the 21st of the month updated at 10 a.m"Total points leaderboard"The top ten can receive different gifts, such as optical mice, sweatshirts, etc., in addition, because the higher the points, it also means that you know more months, work hard, and get more recognition, so the greater the psychological satisfaction and sense of achievement for everyone, watching your name appear on the star of knowing, the total points leaderboard, it should be a very proud thing. >>>More

The tail of many animals has the role of maintaining balance in motion; The tails of horses, cows, and pigs can repel insects; The tail of a tiger and leopard stingray can be used as a wrestling **; The tails of stingrays and scorpions are self-protective**; When a squirrel jumps from a height, its tail can be used as a parachute to slow down its fall; The tails of woodpeckers and kangaroos play a supporting role; When the slow loris sleeps in the tree, its tail wraps around the main branch and plays a holding role; The main driving force of the tails of fish, whales, dolphins, finless porpoises, crocodiles, and other animals in swimming mainly comes from the swing of the tail. The male peacock's beautiful tail is his main tool when competing for a female peacock as a mate.

The formation of pine resin is generally believed that the chloroplasts in the leaves of pine trees absorb and use light energy for photosynthesis under the irradiation of sunlight, and under the action of chlorophyll and enzymes, the carbon dioxide and water obtained from the surrounding environment are synthesized into energy-rich organic compounds, namely sugars and proteins, and oxygen is released at the same time. Pine trees form sugars through photosynthesis, and then through a complex biochemical reaction, through a series of intermediate products, pine resin is formed in xylem secretory cells. Pine resin is infiltrated by secretory cells through the cell wall into the resin tract, and when the resin tract is cut when it is filled with pine resin, the resin flows out of the incision of the resin tract. >>>More

What does a qualification represent? Academic qualifications are our learning experience, and the way we learn to deal with things in the process of learning.