9.4 notes - )( 1 (--t t What is different about these two...

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Section 9.4 Multiplying Special Cases!
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Objectives Square a binomial Multiply difference of squares
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Warm up – multiply! Is there any other way we could write these problems? What do you notice about these two examples? ) 3 2 )( 3 2 ( + + x x ) 2 )( 2 ( + + x x
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Squaring a binomial If you forget this formula, don’t worry! Just use foil 2 2 2 2 ) ( b ab a b a + + = + 2 ) 5 ( + h 2 ) 1 2 ( + y
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Try two more ) 2 )( 2 ( - - m m ) 1
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Unformatted text preview: )( 1 (--t t What is different about these two examples? 2 2 2 2 ) ( b ab a b a +-=- How to square a binomial with subtraction Practice 2 ) 4 2 (-x 2 ) 6 ( y x-) 3 2 )( 3 2 ( +-x x ) 5 )( 5 (-+ y y Last Question Find the area of the shaded region Homework P477 (1-8, 15-18, 26, 27)...
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This note was uploaded on 05/16/2011 for the course ALGEBRA 098 taught by Professor Johnson during the Spring '09 term at Grand Valley State University.

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9.4 notes - )( 1 (--t t What is different about these two...

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