Popular wisdom says: “No matter the threshold, there’s a stumble.” In dreams, a threshold is associated with an obstacle, interference, testing. So, if in a dream you are trying to climb a high threshold, then in reality you will have to work hard to...

There are a number of relationships in quadratic equations. The main ones are the relationships between roots and coefficients. Also in quadratic equations there are a number of relationships that are given by Vieta’s theorem. In this topic we will present the theorem itself...

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In the summer heat, you don’t want to eat hearty, hearty meals. Therefore, they are gaining great popularity - light, tasty, refreshing. And the most popular cold soup is okroshka. Everyone knows the composition of okroshka with kvass, it is quite simple, so...

Materials for algebra lessons, grade 9 Teacher Kozina N.A. Function y = ax 2, its graph and properties. Lesson No. 9 Quadratic function. Definition. A quadratic function is a function that can be specified by a formula of the form y = ax 2 + bx...

Task 1. Look at the pictures, highlight the initial sounds. Compare the sounds s and s by articulation. How are these sounds similar? What is the difference between these sounds? Task 2. Select the initial sound from the words. The speech therapist pronounces the words, the children name only the first...

An-148-100 of Rossiya Airlines with tail number 40-03, the first production aircraft of this type, produced by the Voronezh Joint-Stock Aircraft Manufacturing Company (VASO), arrived at the aircraft plant to undergo a series of procedures as part of the execution...

Any construction has its own taboos, if violated, the building may not be practical, and over time it will completely collapse. One of these rules that must be followed is the arrangement of a reliable foundation. TO...

It is believed that installing a cesspool is the easiest type of installation of an autonomous sewer system. If we take into account only the technical part of the work, then this is indeed the case. But do not forget that even before installation you will face serious...

Providing the benefits of civilization is very important for country houses and dachas. This issue is especially relevant for structures located far from centralized utility networks. In most cases, to solve such problems on the territory...