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Составьте приведенное квадратное уравнение,у которого второй коэффициент и свободный член соответственно равны 3 и -2.
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Предмет:
Математика -
Автор:
diamond90 - 6 лет назад
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Ответы 1
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х²+3х-2=0в приведенном первый коэффициент =1
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Автор:
dawson432 - 6 лет назад
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0
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While the class 1_____________(do) an exercise, the head teacher, Ms Brown, 2_____________ (come) in. She seemed veryangry. She said that a policeman 3_____________ (ring) the school saying that a stolen car4_____________ (see) in the school car park. She said the car was a red sports car with thenumber plate JAF67JK. Sam was shocked because it was the number of his car.Then he 5_____________ (remember) what had happened at the weekend. OnSaturday afternoon his new car 6_____________ (disappear) from the road in front of his
house. Sam called the police but ten minutes later his brother drove up. ‘What 7_____________ (you / do) in my car?’ asked Sam. ‘I borrowed it because I wanted to go to
the s
hops,’ his brother said, ‘I thought you 8_____________ (not need) it’. Sam was so happy
to get his car back that he 9_____________ (forget) to phone the police to tell them that hehad his car back.
Now Sam didn’t know what to do. If he 10_____________ (te
ll) Ms Brown what hadhappened he 11_____________ (be) in trouble but if he 12_____________ (not tell) her they13_____________ (take) his car away. He was just about to put his hand up when Frank
Marsden put up his hand and said, ‘I 14_____________ (find)
the keys in the corridor miss.
It’s a beautiful car and I wanted to take it for a drive, it wasn’t really stolen.’ Sam lookedin his bag. The keys weren’t there. Frank must 15_____________ (take) the car for a drive
without Sam knowing.Sam was furious wi
th Frank but then he thought, ‘If I 16_____________ (not say)anything both of us 17_____________ (be) in really serious trouble because they’ll think Frank stole the car on Saturday.’ Sam put his hand up slowly. ‘Please miss, it’s my car. I
reported the car stolen on Saturday and forgot to tell the police I had found it again. I
gave Frank the keys so he 18_____________ (can) go for a drive.’
Ms Brown looked confused for a moment and then said, ‘Come with me both of you. We
19_____________ (have) a long ch
at in my office, you have both got a lot of explaining to do.’
2.-
Предмет:
Английский язык -
Автор:
stephaniek6ir - 6 лет назад
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Ответов:
3 -
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Подчеркни главные члены предложени. В самых дальних глубинах твоего сознания шевельнулись угрызения совести.
И составь схему предложение.-
Предмет:
Русский язык -
Автор:
friedman - 6 лет назад
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Ответов:
0 -
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Найти частное решение дифференциального уравнения dy/dx=6y x=0 y=10
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Предмет:
Математика -
Автор:
yaka - 6 лет назад
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Ответов:
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