Tìm x :
x + 33 = 44 + 55
Tính
11x 11; 22 x 22; 33 x 33; 44 x 44; 55 x 55
honh phai
11nhan11
22nhan22
33nhan33
co hong phai nhu the
* la dau nhan
: la dau cach giua cac phep thinh
11 x 11 =
22 x 22 =
33 x 33 =
44 x 44 =
55 x 55 =
66 x 66 =
11x11=121
22x22=484
33x33=1089
44x44=1936
55x55=3025
66x66=4356
k mk nhé,1000000% đúng
11 x 11 = 121
22 x 22 = 484
33 x 33 = 1089
44 x 44 = 1936
55 x 55 = 3025
66 x 66 = 3356
11 x 11 = 121
22 x 22 = 484
33 x 33 = 1089
44 x 44 = 1936
55 x 55 = 3025
66 x 66 = 4356
Tìm x:
12+x=43. x+33=55. 44+x=63
12+x=43
x=43-12
x=31
x+33=55
x=55-33
x=22
44+x=63
x=63-44
x=19
k mik nha đúng100%
\(12+x=43\)
\(x=43-12\)
\(=31\)
\(x+33=55\)
\(x=55-33\)
\(x=22\)
\(44+x=63\)
\(x=19\)
1, 12 + x = 43
x = 43 - 12
x = 31
2, x + 33 = 55
x = 55 - 33
x = 22
3, 44 + x = 63
x = 63 - 44
x = 19
a, 11 x 11 =
22 x 22 =
b, 33 x 33 =
44 x 44 =
55 x 55 =
( chỉ cần ghi kết quả )
Ai nhanh mik k nha !!!
a. 11 x11= 121 ; 22 x 22=484 , b.44 x 44 = 1936 ; 55 x 55 = 3025
a, 121
b, 484
c, 1089
d, 1936
e, 3025
HT và $$$
a) 121
484
b) 1089
1936
3025
@Nghệ Mạt
#cua
Tính nhẩm:
2 x 6 6 x 2 12 : 2 12 : 6 | 7 x 4 4 x 7 28 : 7 28 : 4 | 9 x 3 3 x 9 27 : 9 27 : 3 | 8 x 5 5 x 8 40 : 8 40 : 5 |
2 × 6 = 12 6 × 2 = 12 12 : 2 = 6 12 : 6 = 2 | 7 × 4 = 28 4 × 7 = 28 28 : 7 = 4 28 : 4 = 7 | 9 × 3 = 27 3 × 9 = 27 27 : 9 = 3 27 : 3 = 9 | 8 × 5 = 40 5 × 8 = 40 40 : 8 = 5 40 : 5 = 8 |
33 nhân 33 = 81
44 nhân 44 = 256
55 nhân 55 = ???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????
22 + 33 = 55
Duyệt mình nha
Tính nhanh
( 45+75 ) x 66 + ( 75+45 ) x 34
11+22+33+44+55+66+77+88+99:11
(45+75)*66+(75+45)*34
=(45+75)*(66+34)
=120*100
=12000
11+22+33+44+55+66+77+88+99:11
=11+22+33+44+55+66+77+88+9
=(11+9)+(22+88)+(33+77)+(44+66)+55
=20+110*3+55
=20+330+55
=405
Ta có :
a, (45 + 75) x 66 + (75 + 45) x 34
= (45 + 75) x (66 + 34)
= 120 x 100
= 12000
11 + 22 + 33 + 44 + 55 + 66 + 77 + 88 + 99 : 11
= 33 + 77 + 121 + 165 + 9
= 405
\(11+22+33+44+55+66+77+88+99:11\)
\(\left(11+99\right)+\left(22+88\right)+\left(33+77\right)+\left(44+66\right)+55:11\)
\(110+110+110+110+55:11\)
\(440+55:11\)
\(445\)
520 :(515x15+515x10)
33.(-55)+(-33).44-33
\(5^{20}:\left(5^{15}\times15+5^{15}\times10\right)=5^{20}:\left[5^{15}\left(15+10\right)\right]=5^{20}:\left(5^{15}.25\right)=5^{20}:\left(5^{15}.5^2\right)=5^{20}:5^{17}=5^3=125\)
\(33.\left(-55\right)+\left(-33\right).44-33=33.\left(-55\right)+33.\left(-44\right)-33=33\left[\left(-55\right)+\left(-44\right)-1\right]=33.\left(-100\right)=-3300\)
Đề bài yêu cầu gì đó em?
Tìm x biết
/x/+/+44/=/-55/