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Решите уравнение 9 x в квадрате минус 7 икс минус 2 икс равно нулю
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Предмет:
Алгебра -
Автор:
lilaweaver - 6 лет назад
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Ответы 3
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ну да девять икс в квадратетак я потом разложила
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Автор:
cumulus - 6 лет назад
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0
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а как нужно вынести??? всё правильно
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Автор:
duke10 - 6 лет назад
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0
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9x^2--9x=09x(x-1)=09x=0 или x-1=0x1=0 x2=1
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Автор:
raphaelcamacho - 6 лет назад
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0
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Задача по математике 6 класс
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Предмет:
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Автор:
salvatorempq6 - 6 лет назад
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Ответов:
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Смотреть
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Помогите плиз.
1. Supply the article if necessary.
It is too long … way to go on foot.
A) a
B) an
C) the
D) —
2. Complete the sentence with the correct variant of the main verb.
The woman who … to my sister is our neighbour.
A) speaks
B) speak
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A) the… —
B) an … the
C) a … —
D) — … the
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She has cut …
A) her
B) herself
C) hers
D) his
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Предмет:
Английский язык -
Автор:
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Ответов:
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