Предмет: Математика, автор: МарселинкО

Найдите приближённо значения выражений a+b; a-b, округляя числа a и b до десятых:
А) a=11,32; b=0,1
Б) a=4,2; b=1,(1)
В) a=0,(3); b=-2,323
Г) a=0,(6) ;b=0,(2)
Д) a=0,(17); b=0,(81)
Е) a=0,(08); b=0,(04)

Ответы

Автор ответа: hozier
9
А) а=приблиз 11  b= приблиз 0,1
Б) а=приблиз4   b=приблиз1,1
В) а=приблиз 0 b=приблиз -2,3
Г) а=0,6    b=0,2
Д) а= приблиз о,2   b=приблиз 1
Е) а= 0,1  b= 0
Похожие вопросы
Предмет: Геометрия, автор: kiskaanfiska2012
Предмет: Английский язык, автор: LordMaxx
31 What's........-.- ? You look upset.
a) bad b) wrong c) happen d) matter
32 I enjoy ... because I like laughing.
a) love stories b) comedies
b) comedies
c) action films )
c) action films d) science fiction films
33 Hi George!............ a good weekend?
a) Did you have b) Have you got
ave you got
c) Had you got
c) Had you got d) Do you have
34 ............ to go for a pizza this evening?
ke
d) Would you like
b) What do you want c) How about
35 If you want to get fit, you ...........do more sport.
a) will b) would c) should d) have
36 Have you ever ....... to Australia?
a) been b) go c) be ) went
37 ............. 18 years old when I started my first job.
a) were b) had c) was d) did
38 I didn't... TV last night.
a) watched b) watching c) watch d not watched
39 My grandfather was born eighty years
a) since b) last c) ago d) when
40 It was nice to meet you. See you ........., I hope
a) later b) more c) always d) longer
41 I'm.............sorry, but I can't come to your party tonight.
a) much b) awful c) really d) such
42 John
a) has met
his wife in 2004.
b) met c) did he meet
d) was met
43 I'm sure ............. a great time at the party next Saturday
a) we'll have b) we're having c) we have d) we go to have
44 How much time do you .........doing your English homework?
a) work b) give c) make d) spend
45 Are you going shopping?.........with you if you like.
a) I'll come b) Icome c) I'm coming d) I can be coming
46 Jane is the .......girl in her class.
a) richer b) more popular c) worse
d) happiest
47 Excuse me........... if you could show me the way to the train station?
at would like 5) wonder c) may ask d) hope
48 In England people usually..... hands when they first meet.
a) give b) shake c) take d) put