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Scientific Notation

Move the decimal point to get a factor greater than 1 but less than 10. 141,750,000 = 1.4175  100,000,000. Write as a product of 2 factors. Write 100,000,000 as a power of 10. = 1.4175  10 8. COURSE 2 LESSON 3-2. Scientific Notation.

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Scientific Notation

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  1. Move the decimal point to get a factor greater than 1 but less than 10. . 141,750,000 = 1.4175  100,000,000 Write as a product of 2 factors. Write 100,000,000 as a power of 10. = 1.4175  108 COURSE 2 LESSON 3-2 Scientific Notation The mean distance from Mars to the sun is about 141,750,000 mi. Write this number in scientific notation. 1 41,750,000. The mean distance from Mars to the sun is about 1.4175  108 mi. 3-2

  2. 4.99012  102 = 4.99012  100 Write as a product of 2 factors. = 499.012 Multiply the factors. The exponent is 2. Move the decimal 2 places to the right. 4.99012  102 = 4.99012 COURSE 2 LESSON 3-2 Scientific Notation Light from the sun reaches Earth in about 4.99012  102 s. Write this time in standard form. Method 1 Method 2 = 499.012 The time is about 499.012 s. 3-2

  3. COURSE 2 LESSON 3-2 Scientific Notation Write in scientific notation. 1. 45,300 2. 714,900,000 Write in standard form. 3. 5.7  1034. 6.034  106 4.53  104 7.149  108 5,700 6,034,000 3-2

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