giai phuong trinh :
(x^2+x+1)^2=3(x^4+x^2+1)
giai phuong trinh (x-1)(x-4) + (x-3)(x-2)=2
giai phuong trinh
x+1/x^2+x+1 - x-1/x^2-x+1 = 3/x(x^4+x^2+1)
giai phuong trinh x^2+2x+3=(x^2+x+1)(x^4+x^2+4)
giai phuong trinh sau
(x^2 -1) (x+2) (x-3) = (x-1) (x^2 -4 ) (x +5 )
Giai Phuong Trinh:
a)2(x-2)+x-2=3(x-2)
b)4(1-x)+3x=1-x
c)3(x-2)+4(1-x)=-(6+x)
cho phuong trinh (an x):(m-1)x +m^2 -1=0(1) a,giai phuong trinh (1) voi m=2 b, tim gia tri cua m sao cho phuong trinh (1) nhan x=3 lam nghiem
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giai cac phuong trinh
(6x+3)^2=(x-4)^2
x(x+1)(x+2)(x+3)+1=0
giài giup minh nhaza
bài 1 : giai các phuong trinh sau :
a, (9x^2-4) (x+1) = (3x+2) (x^2-1)
b, x^4+ x^3 +x +1=0
c,x^5 - 5x^3 +4x=0