(2x^+x-2015)^2+4(2x^+x-2016)^2=4(2x^+x-2015)(2x^+x-2016) giai phuong trinh
giai cac phuong trinh sau
(x-1)3+(2-x)(4+2x+x2)+3x(x+2)=17
Giai phuong trinh
a) (x+1)^4+(x-3)^4=0
b) x^4 + 2x^3 - 4x^2 -5x -6=0
giai phuong trinh
(x-1)3+(2-x)(4+2x+x2)+3x(x+2)=17
tim x???
giai phuong trinh (x-1)(x-4) + (x-3)(x-2)=2
Giai phuong trinh lop 8
3(2-x)+1=4-2x)
giai phuong trinh
1, (x-2)(x-1)(x-8)(x-4)=4x^2
2, (x^2+5x+6)(x^2+20x+96)=4x^2
3, 3(x^2+2x-1)^2-2(x^2+3x-1)^2+5x^2=0
giai phuong trinh :
(x^2+x+1)^2=3(x^4+x^2+1)
Giai phuong trinh sau: \(\frac{x^2+2x+2}{x+1}+\frac{x^2+8x+20}{x+4}=\frac{x^2+4x+6}{x+2}+\frac{x^2+6x+12}{x+3}\)