Các câu hỏi tương tự
tim x : 3x^5-10x^4-8x^3-3x^2+10x-8=0
tim x
a)4x(x-7)-4x2=56
b)12x(3x-2)-(4-6x)=0
c)4(x-5)-(5-x)2=0
Tim nghhiem của phương trình 2x5-3x4-5x3+2x2+3x-2=0
bai 1: tim x
a, x^2 +5x - 6=0
b , x^2 -x - 6 = 0
bai 2: phân tich thanh nhân tư
x^4 + 3x^2 + 4
Tim x biet
\(x^4-2x^3-2x^2+3x+2=0\)
tim x bieta/(3x-5)(2x-1)-(x+2)(6x-1)0b/ (3x-5)(3x+2)-(3x-1)2-5c/(3x+2)(x-5)3(x-1)2-2d/ (x+1)2/3 - (x-2)2/2 2x+1/2 (x-3)2/6g/49x2(3x+2)2h/(3x-4)2-(2x-2)2-3(x-2)(2x-1)0i/ (x-2)(x2-2x+4)-x(x2+2)15k/ 6x2-7x-30m/(x+5)(x-3)+x2-250e/ x3+3x24x+12f/ (6x+7)2(3x+4)(x+1)6
Đọc tiếp
tim x biet
a/(3x-5)(2x-1)-(x+2)(6x-1)=0
b/ (3x-5)(3x+2)-(3x-1)2=-5
c/(3x+2)(x-5)=3(x-1)2-2
d/ (x+1)2/3 - (x-2)2/2 = 2x+1/2 (x-3)2/6
g/49x2=(3x+2)2
h/(3x-4)2-(2x-2)2-3(x-2)(2x-1)=0
i/ (x-2)(x2-2x+4)-x(x2+2)=15
k/ 6x2-7x-3=0
m/(x+5)(x-3)+x2-25=0
e/ x3+3x2=4x+12
f/ (6x+7)2(3x+4)(x+1)=6
tim x biet:
( x^2-4x+16 )( x+4 )-x ( x+1 )(x+2)+3x^2=0
(8x+2)(1-3x)+(6x-1)(4x-10)=-50
tim x,y
a) x^2-4x+4=0
b) 3x^2+10x+25=2x^2
c)x^2-49=0
tim x,y biết x^3-x^2.y+3x-2y-4=0