xv=−-42⋅1=42=2x sub v equals negative the fraction with numerator negative 4 and denominator 2 center dot 1 end-fraction equals four-halves equals 2 Plug back into the original equation:
Obozrevatel contains older editions (e.g., 2011, 2013) which are still widely used in many schools. xv=−-42⋅1=42=2x sub v equals negative the fraction with
x2−9=(x−3)(x+3)x squared minus 9 equals open paren x minus 3 close paren open paren x plus 3 close paren решебник и ответы онлайн
(x−3)(x+3)2(x+3)=x−32the fraction with numerator open paren x minus 3 close paren open paren x plus 3 close paren and denominator 2 open paren x plus 3 close paren end-fraction equals the fraction with numerator x minus 3 and denominator 2 end-fraction ✅ The simplified expression is xv=−-42⋅1=42=2x sub v equals negative the fraction with
ГДЗ по алгебре за 7 класс, решебник и ответы онлайн