Exploring Squares and Cubic Roots

This video tutorial by Mrs. Seitz covers the concepts of square and cube roots. It explains the definition of square roots, perfect squares, and how to calculate them using a calculator. The tutorial also covers the order of operations when dealing with square roots. The second part introduces cube roots, perfect cubes, and demonstrates how to calculate cube roots, including negative cube roots, using a calculator. The video emphasizes understanding the relationship between squares and square roots, as well as cubes and cube roots.

What is a perfect square?

• A number that is a fraction

• A number that has an integer as its square root

• A number that is a multiple of 10

• A number that can be divided by 2

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CCSS.8.EE.A.2

What is the square root of 64?

• 6

• 7

• 8

• 9

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CCSS.8.EE.A.2

What is the term for the number inside the square root symbol?

• Base

• Exponent

• Radicand

• Radical

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CCSS.8.NS.A.1

How do you find the square root of a number using a calculator?

• Press the fraction button, then the square root button

• Press the square root button directly

• Press the second button, then the x squared button

• Press the negative sign, then the square root button

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CCSS.8.EE.A.2

What is the negative square root of 25?

• -4

• -6

• -3

• -5

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CCSS.8.EE.A.2

What is a cube root?

• A number multiplied by itself twice

• A number added to itself three times

• A number multiplied by itself three times

• A number divided by itself

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CCSS.8.EE.A.2

What is the cube root of 27?

• 5

• 4

• 3

• 2

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CCSS.8.EE.A.2

How do you find the cube root of a number using a calculator?

• Press the fraction button, then the square root button

• Press the number 3, then the second button, then the button above x squared

• Press the second button, then the x squared button

• Press the square root button directly

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CCSS.8.EE.A.2

What is the cube root of 1000?

• 11

• 10

• 9

• 8

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CCSS.8.EE.A.2

What is the cube root of -125?

• -4

• -6

• -5

• -3

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CCSS.8.EE.A.2