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Sullivan College Algebra: Section R'4
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... decimal point must be moved in order to arrive at a number x, where 1 x 10. 2. If the original number is greater than or equal to 1, the scientific notation ... – PowerPoint PPT presentation
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Title: Sullivan College Algebra: Section R'4
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Exponents Basic Definitions
If a is a real number and n is a positive integer,
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Examples
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Laws of Exponents
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Example
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Example
Simplify the expression. Express the answer so
only positive exponents occur.
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Using your calculator
For Scientific Calculators
Evaluate
Keystrokes
3.4
3.4
133.6336
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Converting a Decimal to Scientific Notation
1. Count the number N of places that the decimal
point must be moved in order to arrive at a
number x, where 1 lt x lt 10.
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Examples Scientific Notation
Write the number 5,100,000,000 in scientific
notation.
Write the number 0.00032 in scientific notation.
Solution 0.000043
