Cho 4 chu so 2 va cac phep tinh , hay lap day tinh co ket qua lan luot la 1 2 3 4 5 6 7 8 9 10
Voi 4 chu so 2 va cac phep tinh , hay lap ra day tinh de co ket qua lan luot la 1 , 2, 3 , 4 , 5 , 6 , 7 , 8 ,9 , 10
Vi du 0= 2×2-2×2
1=2:2+2-2
2=2:2+2:2
3=2*2-2:2
4=2*2*2:2
5=2*2+2:2
6=2*2*2-2
7=???????
8=2*2+2*2
9=???????
10=2*2*2+2
a,thuc hien phep tinh: 5*(2^2*3^2)^9*(2^2)^6-2*(2^2*3)^14*3^4/5*2^28*3^18-7*2^29*3^18
b,tim cac so nguyen n sao cho: n^2+5*n+9 la boi cua n+3
c,tim x,y nguyen sao cho: xy+2*x+y+11=0
Cho 4 chu so 2 va cac phep tinh , hay lap ra day tinh co ket qua lan luot la 1 2 3 4 5 6 7 8 9 10
Có ai nhanh nhất mình sẽ tik cho nhanh len nhe 😔😔😔😔
Ta có :
\(2222:2222=1\)
\(2222:1111=2\)
\(2222:740=3\left(dư2\right)\)
\(2222:555=4\left(dư2\right)\)
\(2222:370=6\left(dư2\right)\)
\(2222:317=7\left(dư3\right)\)
\(2222:277=8\left(dư6\right)\)
\(2222:246=9\left(dư8\right)\)
\(2222:222=10\left(dư2\right)\)
k mình nhé !!!!!
Ko phia nhu the dau vi du nhu the nay nay vd : 2×2-2×2 day nhu the day
To chua duoc cho cau dau sorry nhung bai cau sai roi ban a
Dien < > =
A 2/3:5/6. 4/5×2/3
B 1/2×3/4. 5/8:6/8
C 9/7:3/2. 7/6:1/4
D 13/12:12/11. 11/10:10/9
CAC BAN NHO VIET KET QUA DUOI MOI PHAN SO MA MINH TINH DUOC NHE
A.\(\frac{12}{15}>\frac{8}{15}\)
B.\(\frac{3}{8}< \frac{5}{6}\)
C.\(\frac{6}{7}< \frac{14}{3}\)
D.\(\frac{143}{144}>\frac{99}{100}\)
Nhớ k mình nha
cho 4 chu so 2 và cac phep tính hay lap cac tinh cac day co ket qua la 3 , 5 , 6 , 8 , 10
(2+2+2):2=6:2=3
2x2x2-2=8-2=6
2x2+2+2=4+2+2=8
2x2x2+2=8+2=10
(2+2+2):2=3
(2x2)+(2:2)=5
2x2x2-2=6
2+2+2+2=8
2x2x2+2=10
1) Thuc hien phep tinh:
a) 4^6 × 9^2 / 6^3 × 8^2
b) 5^6 × 15^4 /5^4 × 3^3
c) 3^9 - 2^3 × 3^7 + 2^10 × 3^2 - 2^13 / 3^10 - 2^2 × 3^7 + 2^10 × 3^3 - 2^12
d) (1/9)^10 : (1/3)^20
e) (1/64)^5 × (1/4)^7
2) Chung minh rang:
a)2014^100+2014^99 chia het cho 2015
b) 4^13+32^5-8^8 chia het cho 5
c) 81^27-27^9-9^13 chia het cho 405
Help me!! Pleass!!
1 a, 3 va 1/5 - 2 va 1/6 + 1/5
b, 5 va 12/13 - 2 va 15/26 + 1/26
c, 7 va 1/12 + 1/12 - 6 va 1/4
2 tinh gia tri bieu thuc
a, 3 va 2/9 - [1 va 5/8 + 1 va 2/9 ] - 3/8
b, 4 va 2/5 - 1 va 3/7 - 1 va 4/7 + 1/5
c, 1 va 9/12 - 5/4 - 1/2
3 tinh
a, 6 nhan 7 nhan 8 nhan 9 nhan 1 tren 18 nhan 16 nhan 14 nhan 12 nhan 2
b, 4 nhan 15 nhan 9 nhan 24 tren 3 nhan 12 nhan 8 nhan 5
4 rut gon cac phan so
a, 96/150 ; 255/408 ; 630/224
b, 1515/1717; 352352/470470; 200620062006/200520052005
5 so sanh cac phan so
a, 7/9 va 9/7 ; b, 135/120 va 13/8; c, 3535/4848 va 5/8 ; d, 650650/480480 va 222222/144144
6, so sanh hai phan so
a, 2005/2006 va 2006/2007 ; b, 2008/2007 va 2007/2006
cac ban lam tung buoc nha
cho 9 so tu nhien giam dan 9 8 7 6 5 4 3 2 1.co the dat cac dau "+","-" de ket qua cua phep tinh bang 6?
