giải các pt sau:
a, \(\left(x^2+4x+8\right)^2+3x.\left(x^2+4x+8\right)+2x^2=0\) 0
b, \(\frac{x-5}{2017}+\frac{x-2}{2020}=\frac{x-6}{2016}+\frac{x-68}{1954}\)
Giải các phương trình sau:
a) \(\left(x^2+4x+8\right)^2+3x\left(x^2+4x+8\right)+2x^2=0\)
b) \(\dfrac{x-5}{2017}+\dfrac{x-2}{2020}=\dfrac{x-6}{2016}+\dfrac{x-68}{1954}\)
giải phương trình \(\frac{x+3}{2020}+\frac{4x+8}{2019}-\frac{5x+5}{2018}=0\)
Cho phương trình:
a) \(\frac{x+2}{2002}\)+\(\frac{x+5}{1999}\)+\(\frac{x+201}{1803}\)=-3
b) \(\frac{x+5}{2015}\)+\(\frac{x+3}{2017}\)= \(\frac{x+4}{2016}\)+\(\frac{x+2}{2018}\)
c) \(\frac{x+1}{65}\)+\(\frac{x+3}{63}\)=\(\frac{x+5}{65}\)+\(\frac{x+7}{59}\)
d) \(\frac{x-1}{x}\)+\(\frac{1}{x+1}\)=\(\frac{2x-1}{x^2+x}\)
Giải PT
a,\(\frac{x-23}{24}+\frac{x-23}{25}=\frac{x-23}{26}+\frac{x-23}{27}\)
b, \(\left(\frac{x+2}{98}+1\right)+\left(\frac{x+3}{97}+1\right)+\left(\frac{x+4}{96}+1\right)+\left(\frac{x+5}{95}+1\right)\)
c, \(\frac{x+1}{2012}+\frac{x+2}{2011}=\frac{x+3}{2010}+\frac{x+4}{2009}\)
a, (x-3)^2-4(x-5)=(4-x)^2
b, 3(x-2)(x+2)=(2x-1)^2-(x-3)^2
c, (x+4)^2-(x-5)^2=5(x-4)
d, x(3+x)^2-1=(x+2)^3
Mong mọi người giúp đỡ!
giải pt
1.(x^2-x+1)(X^2-x+2)=2
2.X(x+2)(x+3)(x+5)=280
3.(x+3)(x+4)(X+5)=x
4.\(\dfrac{1}{x\left(x+2\right)}+\dfrac{1}{\left(x+2\right)\left(x+4\right)}+\dfrac{1}{\left(x+4\right)\left(x+6\right)}=\dfrac{1}{9}\) 5. 12/x^2-12/x^2+2=1 6.(x^2-6x)^2+14(x-3)^2=81 7.(x^2+5x)^2-2(x^2+5x)-24=0
8. x^2+2x+3=(x^2+x+1)(X^4+x^2+4)
1,Giải PT sau
a, (5x+3)(x2+4)(x-4)=0
b, (4x-1)(x-3)-(x-2)(5x+2)=0
c, (x+3)(x-5)+(x+3)(3x-4)=0
d, (x+6)(3x-1)+x2-36=0
e, 0,75x(x+5)=(x+5)(3-1,25x)
Giải phương trình:
a,(x+3).(x-2)-2(x+1)^2=(x-3)^2-2x^2+4x
b,(x-2)^3+(x-5)(x+5)=x(x^2-5x)-7x-3
c,(x+2)^2-(x+3)(x-4)=5-x(x-3)
d,(x+7)(x-7)-(x+2)^2=5(x+2)+x-7
