Bài 2: Nhân đa thức với đa thức
Các câu hỏi tương tự
1. (2x +3) (x- 5) +(X-4 ) + (x-5) ( x-2 0 = (3x -5) ( x-4)
2. (8x-3) (3x +2) - (4x+ 7) (x+4) = (2x + 1) (5x-1)
3. 2x^2 + (x -1) (x+1)= 5x (x+10
4. 4- ( x-1) (x+5) - (x+2) (x+5) = 3(x-1) (x+2)
Tìm x, biết:
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(x2 + 2x + 3) = 0
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1. x+2/x-2-1/x=2/x(x-2)
2. 5x +2(x-2)=17
3. x+3x+2/2=1-5x/6
4. x^2 . -16 =3(x-4)
5. x/x-1-x+1/2x+3=1+4x/(x-1)(2x+3)
6. 3x+1=7x-11
7. (x-1)(3x+2)=0
8. 3x-2=-14
9. (4x-2)(3x+5)=0
10. 2x+1/3-7x+5/15=x-2/5
Tìm x biết
a)5x(1-2x)-3x(x+18)=0
b)(x+2)(x+3)-(x-2)(x+5)=0
c)(2x+3)(x-4)+(x-5)(x-2)=(3x-5)(x-4)
Tìm x:
a,2.{x+5}-x^2-5=0
b,2x.{x-5}-x.{3+2x}=26
c,{x+7}2-x.{x-3}=12
d,9.{x-2018}-x+2018=0
e,4x.{x+1}+{3x-2}.{3x+2}=15
5/ tìm x, biết :(x+2)(x+1)-(x-3)(x+5)=0
tìm x , biết : (x+2).(x+1)-(x-3).(x+5) = 0
1) (x2-4x+16) (x+4)-x(x+1) (x+2)+3x2=0
2) (8x+2) (1-3x)+(6x-1) (4x-10)=-50
3) (x2+2x+4) (2-x)+x(x-3) (x+4)-x2+24=0
4) (\(\dfrac{x}{2}\)x2+3) (5-6x)+(12x-2) (\(\dfrac{x}{4}\)x4+3)=0
Tìm x:
a, 3.(2x-1).(3x-1)-(2x-3).(9x-1)-3=-3
b, (3x-1).(2x+7)-(x+1).(6x-5)=(x+2)-(x-5)
c, (6x-2)2+(5x-2)2-4.(3x-1).(5x-2)=0
d, (x+3)2-(x-4).(x+8)=1
e, 3.(x+2)2+(2x-1)2-7.(x+3).(x-3)=36