Mathematics Quiz

What is one of the objectives of the lesson?

• To identify a system of equations.

• To learn about history.

• To study biology.

• To practice sports.

What method is used to solve a system of two equations of the first degree with two unknowns?

• Substitution method.

• Addition method.

• Multiplication method.

• Division method.

What is the focus of d25?

• Solving a linear system of two polynomial equations of the first degree with two unknowns.

• Learning about history.

• Studying biology.

• Practicing sports.

What is the focus of d26?

• Solving problems using a system of polynomial equations of the first degree.

• Learning about history.

• Studying biology.

• Practicing sports.

What is the focus of D34?

• Identifying a system of first-degree equations that expresses a problem.

• Learning about history.

• Studying biology.

• Practicing sports.

Why is our numbering system called decimal?

• Because the base of its counting is ten, that is, groupings are done in 10s.

• Because the base of its counting is five, that is, groupings are done in 5s.

• Because the base of its counting is two, that is, groupings are done in 2s.

• Because the base of its counting is twenty, that is, groupings are done in 20s.

What other system do you know from math classes?

• The system of first-degree equations.

• The system of second-degree equations.

• The system of third-degree equations.

• The system of fourth-degree equations.

What is the first step in the substitution method?

• Isolate the chosen variable and obtain a substitution equation.

• Choose a variable and an equation.

• Substitute it into the other equation and determine the other variable.

• Substitute the found variable into the substitution equation.

What is the second step in the substitution method?

• Isolate the chosen variable and obtain a substitution equation.

• Choose a variable and an equation.

• Substitute it into the other equation and determine the other variable.

• Substitute the found variable into the substitution equation.

What is the third step in the substitution method?

• Isolate the chosen variable and obtain a substitution equation.

• Choose a variable and an equation.

• Substitute it into the other equation and determine the other variable.

• Substitute the found variable into the substitution equation.