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Squares and Square Roots

Squares and Square Roots. Objective: Students will be able to successfully multiply and simplify expressions using squares and square roots. Warm-Up Evaluate: . Squares and Square Roots. Definitions. What is a perfect square?

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Squares and Square Roots

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  1. Squares and Square Roots Objective: Students will be able to successfully multiply and simplify expressions using squares and square roots. Warm-Up Evaluate:

  2. Squares and Square Roots Definitions What is a perfect square? A rational number that is created by multiplying two of the exact same number Will always be positive!! What is a square root? Stating the number that creates the value underneath the root Square roots can only be taken of positive numbers! What is an imaginary number???? A number that can’t be calculated or approximated i – what’s that? • What two “things” create real numbers? • Rational numbers • Irrational numbers • Rational Number: • Positive and Negative Whole Numbers • Fractions (and decimals) that terminate • Fractions (and decimals) that repeat • Irrational Number: • A number that has a decimal that doesn’t end and has no pattern. • π and e

  3. Squares and Square Roots Simplify the following:

  4. Squares and Square Roots Calculate the following:

  5. Squares and Square Roots Calculate the following:

  6. Squares and Square Roots Calculate the following:

  7. Squares and Square Roots • Homework: • Pg. 538Oral Exercises #1 – 10 Written Exercises #13 – 20, 55 – 59

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