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JustOlya1
@JustOlya1
August 2022
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решите уравнение:
3z^2-11/8 + 74-2z^2/12 = 10
ответ:-5;5
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Answers & Comments
Alinkafed1999
3z²-11/8 + 74-2z²/12 = 10
Решение:
(Домножим обе части на 24, доп. множители: для первой дроби 3, для второй 2)
9z²-33+148-4z²=240
5z²+115=240
5z²=125
z²=25
z1=5
z2=-5
Ответ: z1=5; z2=-5
2 votes
Thanks 15
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Answers & Comments
Решение:
(Домножим обе части на 24, доп. множители: для первой дроби 3, для второй 2)
9z²-33+148-4z²=240
5z²+115=240
5z²=125
z²=25
z1=5
z2=-5
Ответ: z1=5; z2=-5