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Published byLaura Powers Modified over 9 years ago
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Square Root The square root of a nonnegative number is a number that, when multiplied by itself, is equal to that nonnegative number. Square roots have positive and negative solutions. The symbol represents a square root. Taking the square root of a number is the opposite, or inverse, of squaring the number.
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Solving Square Roots
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Cube Root To find the cube root of a number, find the number that, when multiplied by itself two times (a total of three factors), is equal to that number. The symbol represents a cube root. Taking the cube root of a number is the opposite, or inverse, of cubing a number (raising a number to the third power).
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Solving Cube Roots
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Practice Problem 1 SOLUTION
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Practice Problem 2 SOLUTION
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Practice Problem 3 SOLUTION
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Additional Practice
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Your Task… On a sheet of poster paper… Group #1: Define a rational number. Provide at least 4 examples. Group #2: Define an irrational number. Provide at least 4 examples. Group #3: Define the square root of a number. Be sure to define perfect square, and compare and contrast between a square root and a square. Provide at least 4 examples. Group #4: Define the cube root of a number. Be sure to define perfect cube, and compare and contrast between a cube root and a cube. Provide at least 4 examples. **Do a rough draft on a sheet of notebook paper first. Once I have approved that your information is accurate, you can write it on the poster.**
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Homework
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