Ar1r6isasJstHeide Ar1r6isasJstHeide

25-05-2016
Mathematics

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Factor x^2 + 10x + 25. Show your work. (3 points)

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Petroniusz Petroniusz

25-05-2016

a² + 2ab + b² = (a+b) * (a + b)   pattern condensed multiplication

x²    +    10x + 25
a²   + 2ab + b²

(1x)² +    2*1x*5 + (5)²   =   (a+b)*(a+b)
a=x 2ab= 10x b=5 = (x+5)*(x+5)

Answer : (x+5)*(x+5)

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