1. Другие предметы
  2. Найдите значение выражения (-1)n

Найдите значение выражения (-1)n при n, равном: а) 6; б) 11; в) 23; г) 70.

khmelyuko khmelyuko    3   17.04.2019 03:20    13

Ответы
tatyana171283t tatyana171283t  17.04.2019 03:20
(-1)n:
а) при n = 6 (-1)n = 1;
б) при n = 11 (-1)n = -1;
в) при n = 23 (-1)n = -1;.
г) при n = 70 (-1)n = 1.
ПОКАЗАТЬ ОТВЕТЫ
Другие вопросы по теме Другие предметы
ivanovaanastasi1 ivanovaanastasi1  17.04.2019 04:10
Look at the picture of Florence Nightingale and read the letter she wrote. What was this woman s profession and what is she describing?...
anciferovalex anciferovalex  17.04.2019 04:10
Rewrite the sentences using the words in brackets to express feelings, as in the example. 1 He felt happy as he wandered along the beach, (sigh/content)...
benjulia benjulia  17.04.2019 04:10
Read the possible beginnings and endings of a story entitled Lost in a Blizzard . Which (A or B) are the most interesting? Why? Which techniques do they use?...
marek2 marek2  17.04.2019 04:10
List the events below in the order they happened, then use them to tell your partner a summary of the story. Include appropriate sequence words....
КириллАлек КириллАлек  17.04.2019 04:10
С Read the story on p. 72 again. Find examples of • detailed chatty descriptions • direct speech...
kaskovam kaskovam  17.04.2019 04:10
Match the words in columns A and B, then use the alliterative phrases to complete the sentences (1-6). feel right well worth live jump the more...
яждупомощи яждупомощи  17.04.2019 04:10
Read the text carefully and choose the correct answer A, В, С or D for questions 1-6. 1. How did Tom find his way out of the cave?...
TANIAMIRNAI TANIAMIRNAI  17.04.2019 04:10
Complete the sentences with a suitable verb from Ex. 8a. Sometimes more than one answer is possible. 1 If you come any closer, I ll kill you! , he roared. 2 She giggled...
МихаилШуршалов МихаилШуршалов  17.04.2019 04:10
Fill in: a dog, a sheet, day, a lark, a flash, a sieve. 1 Matt was as happy as a lark as he left school that day. 2 Jo looked as white as a sheet. Are you OK? , I asked....
OlaCoch OlaCoch  17.04.2019 04:10
What do you know about Mark Twain? What else would you like to know about him? Think of two questions. Read the biography to check if your questions are answered....

Популярные вопросы