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Ариана6666
@Ариана6666
July 2021
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Помогите!!!
решите систему:
{x+y=26
{log5x+log5y=2
1
Смотреть ответ
sangers1959
sangers1959
X+y=26 y=26-x
log₅x+log₅y=2 log₅(x*y)=2 x*y=5²=25 x(26-x)-25=0
x²-26x+25=0 D=576
x₁=1 x₂=25
y₁=25 y₂=1.
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