Các câu hỏi tương tự
Tìm x
a) (x + 3)2 + (x + 2)(5 – x) = 1
b/ (2x – 1)2 – ( x – 5)( 4x + 3) = 3
c/ 3x (x – 2) + 4x – 8 = 0
d/ 2x (3x + 5) – 18x – 30 = 0
tìm x
a) (x+2)(x+3)-(x-2)(x+5)=6
b) (3x+2)(2x+9)-(x+2)(6x+1)=(x+1)-(x-6)
c) 3(2x-1)(3x-1)-(2x-3)(9x-1)=0
tìm x
a,(x+5)(x-5)-x(x+3)=10 b,(2x+3)(2x-3)-4(x+2)^2=5
c,9x(x+5)-(3x+2)(3x-2)=7 d,(x+1)^3-x(x^2+3x-5)=8
Tìm x
a) 3x(4x - 3) - 2x(5 - 6x) = 0
b) 5(2x - 3) + 4x(x - 2) + 2x(3 - 2x) = 0
c) 3x(2 - x) + 2x(x - 1) = 5x(x + 3)
d) 3x (x + 1) - 5x(3 - x) + 6(x^2 + 2x + 3) = 0
bài 1 tìm x
a)3x(x-3)+4x-12=0
b)(x+1)(x^2-x+1)-x^3+2x-=17
c)(x-3)(x+5)+(x-1)^2-6x^4y^2:3x^2y^2=15x
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tìm x
a,(x+1)^3-(x-1)^3-6(x-1)^2=-10
b,x(x+5)(x-5)-(x+2)(x^2-2x+4)=42
c,(x-2)^3-(x-3)(x^2+3x+9)+6(x+1)^2=49
Bài 3 tìm x
a) (x-1)(x-5) 3=0
b) 3x^2+7x=10
Tìm x
a)x.(5-2x)-2x.(1-x)=15
b)(3x+2)2+(1+3x).(1-3x)=2
Tìm x
a,(x+3)^2-(2-x)^2=1
b,5(x-2)^2-(x+3)^2=(2x-1)^2
c,(x-1)^2-x(x+5)^2=7
d,(3x-2)^2-9(x+2)^2=3
1) tìm x
a) (5x+1)(x-4)-x+4=0
b)2x(x-5)-x(2x+3)=26
C) (x^2-x+1)(x+1)-x^3+3x=15
d) (x^2-5)(x+2)+5x=2x^2+17
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