Solving Equations with Square Roots #1

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What is the square root of a number?

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The square root of a number is a value that, when multiplied by itself, gives the original number. For example, the square root of 36 is 6, since 6 x 6 = 36.

Tags

CCSS.8.EE.A.2

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x = 6 or x = -6.

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CCSS.8.EE.A.2

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x = 7 or x = -7.

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CCSS.8.EE.A.2

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x = 8 or x = -8.

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CCSS.8.EE.A.2

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x = 5 or x = -5.

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CCSS.8.EE.A.2

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x = 12 or x = -12.

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CCSS.8.EE.A.2

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What does it mean to solve an equation with square roots?

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To solve an equation with square roots means to find the values of the variable that make the equation true, often by taking the square root of both sides.

Tags

CCSS.8.EE.A.2

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What is the principle of squaring both sides of an equation?

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Squaring both sides of an equation is a method used to eliminate square roots, allowing for easier solving of the equation.

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CCSS.HSA.REI.A.2

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What is the relationship between squares and square roots?

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The square of a number is the result of multiplying the number by itself, while the square root is the value that, when squared, returns the original number.

Tags

CCSS.8.EE.A.2

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x = ±√a.

Tags

CCSS.8.EE.A.2