Các câu hỏi tương tự
a,2/5+3/7+-3/5
b,1-5/7:x=-1/3
c,4/5*(x-1/3)=15/8
d,2/3:(2x+1/8)=7/3
e,2x+3/4=10/3-5/4
giúp mình với
Tìm x
a) 2^x.4128
b) x^{17}x
c) (2x - 2)^38
d) (x - 6)^3left(x-6right)^2
e) (7x - 11)^3 2^5 .5^2 + 200
f) 3 + 2^{x-1} 24 - [4^2 - (2^2 -1)]
GIÚP MÌNH NHA!
Đọc tiếp
Tìm x
a) \(2^x.4=128\)
b) \(x^{17}=x\)
c) (2x - 2)\(^3=8\)
d) (x - 6)\(^3=\left(x-6\right)^2\)
e) (7x - 11)\(^3\) = 2\(^5\) .5\(^2\) + 200
f) 3 + 2\(^{x-1}\) = 24 - [4\(^2\) - (2\(^2\) -1)]
GIÚP MÌNH NHA!
Tìm x biết.
a,(3x-10)*-1/2x+5=0
b,-5x*(x+1/5)-1/2*(x+5)=-x+1/5
c,2*|1/2x-1/3|-3/2=1/4
d,|20/9-x|=1/12+1/20+1/30+1/42+1/56+1/72
e,1/2*3*x+1/3*4*x+1/4*5*x+.....+1/49*50*x=1
MÌNH CẦN GẤP.
Bài 1:
a) 3^x=9
b) 5^x=125
c) 3^x+1=9
d) 6^x-1=36
e) 3^2x+1=27
f) x^50=x
Bài 2:
a) 2^x :4=32
b)3^x:3^2
c)5^x-1:5=5^3
d)4^2x-1:4=4^4
Bài 3:
a) (2x+1)^3=27
b) 4x^3+15=47
Tìm x dạng có lũy thừa
1) x^2 - 3 = 22
2) 2x^3 + 5 = 11
3) ( x + 2 ) = 81
4) ( 2x + 1 ) ^2 = 25
5) 5^x + 2 = 625
6) ( 2x - 3 ) ^2 = 36
7) ( 2x - 1 ) ^3 = - 8
( x - 1 ) ^ x +2 = ( x - 1 ) ^ x + 6 với x thuộc Z 19 ^x2 + x = 0
GIÚP MÌNH NHA MÌNH ĐANG CẦN GẤP CẢM ƠN TRUÓC LUÔN NHÁ!
a,-2\3x+1\5=1\10
b,2|1\2x-3\8|-3\2=1\4
c,-5(x+1\5)-1\2(x-2\3)=3\2x-5\6
d,3(x-1\2)- 5(x+3\5)=-x+1\5
e,3\4-2.|2x-0,125|=2
f,2|1\2x-1\3|-3\2=1\4
g,4\5-1\2x=1\10
1) (x + 1/2).(2/3 - 2x) = 0 2) 2/3x + 1/2x = 5/2 : 3 và 3/4 3) (2x - 3)(6 - 2x)= 0 4) -5(x + 1/5) - 1/2(x - 2/3) = 3/2x - 5/6
1)(x+5/6.2 2/5-1 1/4=35%
2)|x-1/2|-3/4=0
3)2:|x-1|-12/6=25%
4)1/7x-3x+60%=2 3/4
5)-5.(x+1/5)+1/3=2x-5/6
6)9/4.x3 +16/3=20/3
7)(1/2x-1)2 +1=13/4
8)(x+1/2).(2/3-2x)=0
NHANH NHA MỌI NGƯỜI 31/5 (THỨ 2 tuần sau)LÀ CÔ THU RỒI HLEP MEEEEEEEEEEEEE
Tìm x
a) 5.x^3 - 5 = 0
b) ( x+1)^2 = 16
c) ( x+1)^3 = 27
d) ( x-1)^3 = 343
e) (2x - 1^3) = 125