CAN YOU SOLVE THIS
IF 2 X 2 = 42
2 X 4 = 86
6 X 3 = 1812
4 X 5 = 2016
7 X 2 = ???
bài 1: Tính
a) \(\dfrac{-5}{7}\) . \(\dfrac{2}{11}\) + \(\dfrac{-5}{7}\) . \(\dfrac{9}{11}\) + 1\(\dfrac{5}{7}\)
b) \(\dfrac{-3}{14}\) +\(\dfrac{5}{8}\) -\(\dfrac{1}{2}\)
c) ( \(\dfrac{1}{4}\) +\(\dfrac{-5}{13}\))+( \(\dfrac{2}{11}\) + \(\dfrac{-8}{13}\) + \(\dfrac{3}{4}\) )
d) ( \(\dfrac{21}{31}\) + \(\dfrac{-16}{7}\) )+( \(\dfrac{44}{53}\) +\(\dfrac{10}{31}\) )+\(\dfrac{9}{53}\)
e) \(\dfrac{1}{9}\) - \(\dfrac{5}{6}\) -4
___________
\(\dfrac{7}{12}\) - \(\dfrac{1}{36}\) -10
giúp em
Tính hợp lí
a) 7/-25+ -18/25+ 4/23+ 5/7+ 19/23
b) 7/19 x 8/11 + 7/19 x 3/11+ 12/19
Nhanh lên, mk đg cần gấp
Tìm x, biết:
a. 12 + x = 122
b. | x | + 4 = 8
c. 3x - 5 . 32 = 32 . 4
1.nevevr be alone
2.hello
3.unity
4.windfall
5.mesmerize
6.uncover
7.highlife
8.energy
9.electro light
10.desmeon
11.colors
12.cetus
13.alan walker
give the correct from of the verbs in the past tense
1.do 6 cut 11 buy 16 think
2.teach 7 put 12 have 17 see
3 send 8 give 13 take 18 eat
4 spend 9 write 14 go 19 sing
5 begin 10 be 15 make 20 wear
Ex1:Quá khứ phân từ
1.sell- 10.come-
2.stand- 11.is-
3.drink- 12.make-
4.change- 13.feel-
5.walk- 14.send-
6.know- 15.put-
7.brush- 16.tell-
8.iron- 17.shower-
9.comb-
Tìm x.
A, |x|<1
B, |x+3|=0
C, |x+2|=|12-10|
D, |x+3|=2x-2
E, |x+1|>4
F, |x-3|=|2x-1|
G, |2x-1|-1+2x=0
H, |3-2x|=2x-3
J, |x+1 |+ |x+2| + |x+3|+|x+4|=5x
Bài này hơi dài, ai làm hết đc thì làm hộ mình, ko thì mỗi người một câu thôi. Mình cảm ơn
1) What has nothing but a head and a tail?
2) Why is 10 x 10 = 1000 like your left eye?
3) How do we know the ocean is friendly?
4) Which can move faster, heat or cold?
5) What key does not lock the door?
6) Where does June come before May?
7) Why is the letter A similar to 12 o’clock?
8) What comes twice in a moment, once in a minute and never in a hundred years?