Ответ учителя по предмету Математика
1) |x+3
|=0 x=-3
2) |x-5
|=0 x=5
3) |x+1
|=0 x=-1
4) |2-x
|=0 x=2
5) |x-3|+0,5=0,5 |x-3
|=0 x=3
6) |9+x|-0.7=-0.7 |9+x
|=0 x=-9
1) |x+3
|=0 x=-3
2) |x-5
|=0 x=5
3) |x+1
|=0 x=-1
4) |2-x
|=0 x=2
5) |x-3|+0,5=0,5 |x-3
|=0 x=3
6) |9+x|-0.7=-0.7 |9+x
|=0 x=-9
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1. Marketing is the performance of business activities connected with the flow of goods and services from producers to consumers. Marketing includes the following operations: transporting, storing, pricing and selling goods. The most important thing in marketing is finding out who the customers are and what they want. Marketing is the process of having the right product at the right time in the right place, the process that brings mutual benefit to customers and vendors.
2. Transporting means carrying goods from the place of their production to the place of their selling.
3. Storing is necessary because the consumer desires to buy goods without waiting.
4. Pricing involves the art of determining what price is the best.
5. Selling involves helping consumers to discover their needs. Marketers should inform potential buyers of where goods can be bought and how much they cost.
6. Marketing research is also very important. The following are steps in marketing research: defining the problem, collecting data, compiling data and analyzing the results, advertising.
7. Marketing operations are very expensive and one should consider the value added through marketing. Marketing becomes too costly only when cost exceeds the value it adds