Exam Review - Simplifying Square Roots and Systems of Equations

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What is the process of rationalizing the denominator?

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Rationalizing the denominator involves eliminating any square roots or irrational numbers from the denominator of a fraction. This is typically done by multiplying the numerator and denominator by a suitable expression that will result in a rational number in the denominator.

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CCSS.HSN.RN.A.2

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What is a system of equations?

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A system of equations is a set of two or more equations with the same variables. The solution to the system is the set of values that satisfy all equations simultaneously.

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CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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How do you solve a system of equations using substitution?

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To solve a system of equations using substitution, solve one equation for one variable, and then substitute that expression into the other equation. This will allow you to solve for one variable, and then back-substitute to find the other.

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CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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What does it mean to simplify a square root?

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Simplifying a square root means rewriting it in its simplest form, which involves factoring out perfect squares and reducing the expression.

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What is the square root of a number?

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CCSS.8.EE.A.2

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What is the formula for the quadratic equation?

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CCSS.HSA-REI.B.4B

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What is the difference between rational and irrational numbers?

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