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dianakalashik
@dianakalashik
July 2022
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Реши квадратное уравнение x ^2 −5x+4=0
(первым вводи больший корень)
x 1 = x 2 =
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ShirokovP
Verified answer
X^2 - 5x + 4 = 0
D = 25 - 16 = 9 = 3^2
x1 = (5 + 3)/2 = 8/2 = 4
x2 =( 5 - 3)/2 = 2/2 = 1
Ответ
4; 1
4 votes
Thanks 2
Mi1Mi1
X2-5x+4=0 это легкооо...
D=B2-4ac=25-16=9
X1;x2=5+-3÷2=4;1
X1=4. X2=1
1 votes
Thanks 0
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Answers & Comments
Verified answer
X^2 - 5x + 4 = 0D = 25 - 16 = 9 = 3^2
x1 = (5 + 3)/2 = 8/2 = 4
x2 =( 5 - 3)/2 = 2/2 = 1
Ответ
4; 1
D=B2-4ac=25-16=9
X1;x2=5+-3÷2=4;1
X1=4. X2=1