Spishu.ru: 8 Klass Algebra Mordkovich

D=b2−4ac=(-5)2−4(1)(6)=25−24=1cap D equals b squared minus 4 a c equals open paren negative 5 close paren squared minus 4 open paren 1 close paren open paren 6 close paren equals 25 minus 24 equals 1

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x=−b±D2a=5±12x equals the fraction with numerator negative b plus or minus the square root of cap D end-root and denominator 2 a end-fraction equals the fraction with numerator 5 plus or minus 1 and denominator 2 end-fraction Where to Find Answers (GDZ) Resources like GDZ.ru and Reshak.ru offer: Detailed solutions for every exercise number. spishu.ru 8 klass algebra mordkovich