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AlanTGamers
@AlanTGamers
July 2022
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Найдите корни уравнения (2x-3)*(2x+3)+5x=0
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Verified answer
(2x-3)*(2x+3)+5x=0 (Упростить)
4х^2+5х-9=0 (Квадратное уравнение)
D=25+144=169=13^2 х1= -5+13/8 = 8/8 = 1
x2= -5-13/8 = -18/8 (упростить) = - 9/4 или -2.25
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Answers & Comments
Verified answer
(2x-3)*(2x+3)+5x=0 (Упростить)4х^2+5х-9=0 (Квадратное уравнение)
D=25+144=169=13^2 х1= -5+13/8 = 8/8 = 1
x2= -5-13/8 = -18/8 (упростить) = - 9/4 или -2.25