Комплексные числа (1+i)^6 - №19670423

Комплексные числа (1+i)^6
- Предмет:
  Алгебра
- Автор:
  alenavance
- 5 лет назад

Ответы 1

(1+i)⁶=((1+i)²)³=(1+2i+i²)³=(1+2i-1)³=(2i)³=8i³=-8i
- Автор:
  onésimowarner
- 5 лет назад
- 0
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Quickly read the article and check your answers to the questions in exercise
In fact, I started travelling abroad at a really early age. My mother lives in Paris, France,
while my father lives in London, and they separated
A
. I live with my mother, but I have
spent at least one weekend a month with my father in London since I was six.
I went on my first trip on my own when I was seven! Before that, I used to travel between
Paris and London with my mother or father. Then my mum found out about a British
Airways service called Skyflyer Solo,
B
that unaccompanied children get to their
destination safely, looked after by the ground staff and cabin crew. My mum would take
me to the airport in Paris and hand me over to the ground staff. Whenever I arrived, the
ground staff in London looked after me until I met my father. I didn’t use to like it at first,
even though they were all very kind to me,
C
. I now get on with all of the airport staff
and I know them all by their first names.
But it’s not just between London and Paris that I travel. In summer, both of my parents
like to travel abroad and they always take me with them. So I spend two or three weeks
with my father in a beach resort and another fortnight with my mother,
D
. It is with her
that I have travelled to most European capitals, as well as New York, Los Angeles and
San Francisco.
The most exciting of all my travels was last summer. I was just back from a holiday in
Prague with my mother and was expecting to leave for the Greek islands with my dad a
few days later. Actually, I was shopping for a new swimsuit
E
on my mobile and asked if I would like to go to China with him. I almost dropped the phone! China was the place
I most wanted to go to!
A week later my dad and I were sailing down the Yangtze River! Everything looked so
exotic compared to the places we usually visit. We stayed in China for three weeks,
F
! And even though for the first time in many years I didn’t get to swim at all during the
summer, I really didn’t mind. I’d like to go back to China every year
Six sentence parts have been removed from the text. Choose
from the list (1–7) the part which fits each gap (A–F). There is
one extra sentence part which you do not need to use
1
who never spend holidays together
2
but I soon got used to it
3
when my dad called me
4
who prefers what she calls a ‘cultural holiday’
5
but I didn't think it was enough
6
which makes sure
7
when I was six
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