Các câu hỏi tương tự
23 tháng 7 2023 lúc 7:38
1/Tìm x,biết:
a)x+(x+1)+(x+2)+(x+3)+...+(x+99)+(x+100)=5555
b)1+2+3+4+...+x=820
c)3(x+1)=9.27
d)x+2x+3x+...+99x+100x=15150
e)(x+1)+(x+2)+(x+3)+...+(x+100)=205550
f)3x+3x+1+3x+2=351
CMR (x^2+3x)^2+2(x^2×3x) =(x^2+3x+1)^2
Bài 1 tìm x a, 1/2=x+1/3x b, -3/x+1=4/2-3x
1)(2-x) chia het cho (x+1)
2)(x+3) chia het cho(3x-2)
3)(3x^2+1)chia het cho(x^2-2)
4)(2x^2+5)chia het cho(x+3)
5)(1-3x)chia het cho(2x^2+1)
1)(2-x) chia het cho (x+1)
2)(x+3) chia het cho(3x-2)
3)(3x^2+1)chia het cho(x^2-2)
4)(2x^2+5)chia het cho(x+3)
5)(1-3x)chia het cho(2x^2+1)
1,Tìm x, biết:
/x+2=/2-3x/
1,Tìm x, biết:/3x+4=/x-1/
Tìm x: (2.|x|-1).(7-3x)=0. ; (x^2+1).(1/2-3x)<0. ; (|x|+1).(15x-1)=0.
|1-3x|-1=-3x
2x+2-2x+1=32
Tìm x
a) 1/3x + 2/5( x - 1 ) = 0
b) (2x - 3 )(6 - 2x ) =0
c) 2|1/2x - 1/3 | - 3/2 = 1/4
d) 3/4 - 2 . | 2x - 2/3 | = 2
e) ( 3x - 1)(-1/2x + 5 ) = 0
g)-5(x + 1/5 ) - 1/2(x - 2/3 ) = 2/3x - 5/6
h) 3(x - 1/2 ) - 5(x + 3/5 ) = -3 + 1/5
i) 60%x + 2/3x = 1/3. 6và1/3 ( 6và1/3 là hỗn số )
(2x+1)2-(x-2)(x-1)=(3x-2)2-3(2-3x)