factorise
x2-12x+27
Answers
Answered by
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Step-by-step explanation:
X2 12x + 27
=> x² + ( 9 + 3 ) x + 27
=> x² + 9x + 3x + 27
=> x( x + 9 ) + 3( x + 9 )
=> ( x + 9 ) ( x
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