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Grade 8 - Expressions & Equations
Standard 8.EE.A.2 - Understand and use the relationship between squares and square roots to solve the equation.
Use square root and cube root symbols to represent solutions to equations of the form x2 = p and x3 = p, where p is a positive rational number. Evaluate square roots of small perfect squares and cube roots of small perfect cubes. Know that √2 is irrational.