Using the properties of arithmetic square roots ( ) and simplifying expressions with radicals.
Basic calculations. For example, "Solve the equation kontrolnaia rabota 8 klass po algebre vilenkin
The "Star" problem. A high-complexity task, often a word problem (e.g., "Two trains leave stations A and B...") or an equation with a parameter. ✅ Grading Scale (Standard) Алгебра 8, Ю.Н. Макарычев. Using the properties of arithmetic square roots (