Предмет: Математика, автор: Аноним

1. Выносите за скобки общий множитель а) аб+6а б)12х+2х-18х 2
2.Выносите за скобки общий множитель за скобки а)3p+2pc б)7ab-14
5 4 6 3
в)х -х г)2m +8m д)а(3b+c)-x(3b+c)
3).1)k-e-2k-2e+3k
2)-2(a-4)+10(-3a-1)
3)2x+1+(X+2(8-3X))

Ответы

Автор ответа: lkugotova
0
1.
a(b+6)
2x(6+1-9)
2.
p(3+2c)
7(ab-2)
2m(1-4)
Дальше не поняла, что написано
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Fill in the gaps with the correct form of the word or with the correct form of the verb in
brackets.

It was a trip I’ll never forget. We (were feeling/was feeling/had feeling)
___________________________ very excited as we climbed into our bus. With forty
noisy children and three nervous teachers, it was very crowded. I was at (a/the/-)
___________________________ primary school and our teachers had decided to
organize an excursion to a wildlife park. We found the tour round the park
(fascinated/fascinating/fascinate) ___________________________ because we saw
animals that we had only read about in books before, such as zebras and elephants. We
were delighted to see (their/them/they) ___________________________ in real life.
Anyway, just after we had entered (in/-/into) ___________________________ the part
where the monkeys lived, the bus had a puncture. We (should/must/had)
___________________________ to stop. While the wheel (had been changed/was
being changed/was changing) __________________________________ a whole
group of monkeys ran to the bus and started (to climbing/climb/to climb)
___________________________ all over it. We had never felt so excited and we were
shouting for joy. I think that we (wouldn’t enjoy/wouldn’t have enjoyed/hadn’t
enjoyed) __________________________________ our trip so much if the bus hadn’t
had a puncture. Finally, the driver managed to change the wheel and our teachers felt
much happier when we (continued/were continued/would continue)
______________________________ the tour.