Question

Aлгебра, 8 класс

Answer 1

Решение смотри на фотографии

Answer 2

Algebra in 8th Grade

In 8th grade, students typically study various topics in algebra. Here are some key points about algebra in the 8th grade:

1. Linear Equations and Inequalities: Students learn about solving linear equations and inequalities. They learn to solve equations with one variable and equations with two variables. They also learn to graph linear equations and inequalities on a coordinate plane.

2. Quadratic Equations: Students are introduced to quadratic equations and learn different methods to solve them, such as factoring, completing the square, and using the quadratic formula.

3. Systems of Equations: Students learn about systems of linear equations and how to solve them using different methods, such as substitution, elimination, and graphing.

4. Exponents and Scientific Notation: Students study exponents and learn to simplify expressions with exponents. They also learn about scientific notation and how to perform operations with numbers written in scientific notation.

5. Functions: Students are introduced to the concept of functions and learn to analyze and graph linear functions. They also learn about the slope-intercept form of a linear equation and how to find the slope and y-intercept.

6. Polynomials: Students learn about polynomials and their operations, including addition, subtraction, multiplication, and division. They also learn to factor polynomials.

7. Data Analysis and Probability: Students learn about data analysis, including organizing and interpreting data using graphs and measures of central tendency. They also study probability and learn to calculate the probability of events.

These are just some of the topics covered in algebra in the 8th grade. The specific curriculum may vary depending on the educational standards of the region or school.

I hope this information helps! Let me know if you have any further questions.