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Анастас2011
@Анастас2011
July 2022
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Vasily1975
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A) 2*x²-2*x+1/2=2*(x²-x+1/4)=2*(x+1/2)²=2*(x+1/2)*(x+1/2)
б) -9*x²+12*x-4=-9*(x²-4/3*x+4/9)=-9*(x-2/3)²
в) 16*a²+24*a+9=16*(a²+3/2*a+9/16)=16*(a+3/4)²
г) 0,25*m²-2*m+4=0,25*(m²-8*m+16)=0,25*(m-4)²
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Answers & Comments
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A) 2*x²-2*x+1/2=2*(x²-x+1/4)=2*(x+1/2)²=2*(x+1/2)*(x+1/2)б) -9*x²+12*x-4=-9*(x²-4/3*x+4/9)=-9*(x-2/3)²
в) 16*a²+24*a+9=16*(a²+3/2*a+9/16)=16*(a+3/4)²
г) 0,25*m²-2*m+4=0,25*(m²-8*m+16)=0,25*(m-4)²