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http://news.nationalpost.com/2011/09/07/911bythenumbersthevictimsandthoseleft behind/ Sep 98:11 AM 1B Index Notation Index Notation (also known as exponential notation or form) a form of writing identical factors using an exponent (index) and a base. 4 Base Number 5 Index or Exponent tells you how many factors are multiplied together This same thing written in factored form is: 5x5x5x5 This same thing written in natural number form is: 625 May 91:39 PM 1 EX1) Write in index form and as a natural number: 3x3x4x4x4 EX2) Write as in factored form and as a natural number: 24 x 4 x 52 EX3) Use your calculator to convert into natural number 33 x 42 x 54 form: How do you properly key this in on your TI84? May 91:49 PM ***Any nonzero number raised to the power of zero is______________!!! ***Why is this? Create a table of y=2x... x 4 3 2 1 0 1 2 3 4 Y=2X What happens as you go from left to right? What happens as you go from right to left? Consider: May 91:54 PM 2 Sep 98:05 AM With your groups...consider the following statements. Create an example to justify your conclusion. A negative base raised to an even power is always _______. A negative base raised to an odd power is always ________. A positive base raised to any power is always ________. EX4) Evaluate: A.) (3)4 B.) 34 C.) (3)4 • What is the difference in the answers from above? • Why are they not always the same? • Do parenthesis matter when evaluating??? May 92:10 PM 3 Sep 97:53 AM 4