K
Khách

Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.

23 tháng 9 2021

21 : 7/10 = 30 (em)

26 tháng 9 2021

????????????????????????

19 tháng 11 2016

là mất

19 tháng 11 2016

có pjair là mất không nha

27 tháng 7 2021

tôi hỏi thật đấy

20 tháng 5 2021

dạ chào oog cháu xin trả lời 1+1=....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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1 + 1 = 2

Nội qui tham gia "Giúp tôi giải toán"

1. Không đưa câu hỏi linh tinh lên diễn đàn, chỉ đưa các bài mà mình không giải được hoặc các câu hỏi hay lên diễn đàn;

2. Không trả lời linh tinh, không phù hợp với nội dung câu hỏi trên diễn đàn.

3. Không "Đúng" vào các câu trả lời linh tinh nhằm gian lận điểm hỏi đáp.

Các bạn vi phạm 3 điều trên sẽ bị giáo viên của Online Math trừ hết điểm hỏi đáp, có thể bị khóa tài khoản hoặc bị cấm vĩnh viễn không đăng nhập vào trang web.

20 tháng 2 2018

Số điền vào chỗ chấm là : ?-3

1+2+3=6

đoán bừa(haha)

12 tháng 12 2016

còn 5 quả vì các bạn xin tui thì tui ngốc gì mà cho

12 tháng 12 2016

2 Quả hoặc không cho thì còn nguyên >_<

27 tháng 6 2016

khổ quá không biết làm

27 tháng 6 2016

140<7*x<161

20*7<7*x<23*7

ta loại bỏ 7 còn 20<x<23

x=21,22

22 tháng 6 2017

1+1 = 2 

Mà cái này cũng là toán mà linh tinh gì

22 tháng 6 2017

2 bạn k mik nha

14 tháng 7 2021

trả lời:

là ngọn lửa !!

k cho mk lm ơn!!!hức hức

22 tháng 3 2022

Bài 19: 

Có 7 giá trị khác nhau

Bài 20:

Trong các biểu thức sau biểu thức 6\(x+10\) không phải đơn thức 

Bài 21:

Biểu thức không phải là đơn thức là 3\(+xy^2\)

Bài 22:   96\(x^3y^{15}\)

Bài 23:

Xét ΔDEF vuông tại D có: 

   EF\(^2=DE^2+DF^2\) (định lí Py- ta - go)

   \(EF^2=3^2+6^2=9+36=45\)

    \(EF=\sqrt{45}\approx6,7\left(cm\right)\)

Vậy cạnh EF= 6.7 cm

 

22 tháng 3 2022

bn thi olm hẻ hết h đi mik giải cho =))