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CAHEK514
@CAHEK514
July 2022
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Решите уравнение
-x^2-10x-23=0
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Nionbell7
-х²-10х-23=0
Найдем дискриминант:
Д=100-4*(-23)*(-1) = 100-92=8
Найдем корни уравнений:
х1=10+√8/-2=10+2√2/2
х2=10-√8/-2=10-2√2/2
Кажется, так
0 votes
Thanks 2
CAHEK514
спасибо
ьюиют
Уравнение -x^2-10*x-23=0
x = -sqrt(2)-5
x=−
2√
−5
0 votes
Thanks 1
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Answers & Comments
Найдем дискриминант:
Д=100-4*(-23)*(-1) = 100-92=8
Найдем корни уравнений:
х1=10+√8/-2=10+2√2/2
х2=10-√8/-2=10-2√2/2
Кажется, так