S4_3_Indices_Ch9 - www.mathsrevision.com...

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Unformatted text preview: www.mathsrevision.com www.mathsrevision.com www.mathsrevision.com Algebraic Operations Algebraic Operations Adding / Sub Indices Negative Indices www.mathsrevision.com Fraction Indices Harder Indices S4 Credit www.mathsrevision.com www.mathsrevision.com www.mathsrevision.com Starter Questions Starter Questions 1. True or false- = 2 7 7 14 a a (a) = (b ) b b b 2 a 2 d 2 . S im plif y 2 c (4 - c ) - 5 (4 + c ) 3 . Mult iply o ut (x + 1) (x - 5 ) S4 Credit www.mathsrevision.com www.mathsrevision.com www.mathsrevision.com www.mathsrevision.com Learning Intention Learning Intention Success Criteria Success Criteria 1. To explain how to multiply and divide indices by adding / subtracting powers. 1. 1. Understand basic rules for indices. Understand basic rules for indices. Algebraic Operations 2. 2. Simplify indices. Simplify indices. S4 Credit www.mathsrevision.com www.mathsrevision.com www.mathsrevision.com Indices Indices a n is a short hand way of writing a x a x a ……. (n factors) a is called the base number and n is called the index number Calculate : 2 3 x 2 2 x 2 x 2 2 x 2 x 2 = 32 Calculate : 2 5 = 32 Can you spot the connection ! S4 Credit www.mathsrevision.com www.mathsrevision.com www.mathsrevision.com Indices Indices Calculate : 4 3 ÷ 4 2 ÷ 4 x 4 4 x 4 x 4 = 4 Calculate : 4 1 = 4 Can you spot the connection !...
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This note was uploaded on 02/13/2012 for the course MATH 115 115 taught by Professor Jones during the Spring '10 term at University of Phoenix.

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S4_3_Indices_Ch9 - www.mathsrevision.com...

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