\(4x^2-20x+25-4x^2-x+8x+2=0\)
\(-13x+27=0\)
\(x=\frac{27}{13}\)
Các câu hỏi tương tự
7(2x-5)-5(7x-2)+2(5x-7) = (x+2)-(x+4) tim x nhe ai giai giup minh vs
Tim so nguyen x de (2x+5) chia het cho (3x2+2x+2). Cac ban giai giup minh nhe...cam on nhieu
Rut gon phan thuc: (x^(3)-x^(2)-x-2)/(x^(5)-3x^(4)+4x^(3)-5x^(2)+3x-2)
Minh that su da bo tay vs bai tap nay roi! Cac ban hay giup minh nhe! Minh xin cam on!
tim x :
(x+4)(x2-4x+16)-x(x-5)(x+5)=264
mn giup minh nhe ><minh dang can gap><
Bai 5
1/ Tim GTNN : A= x^2+3x+2
2/Tim x,y biet:
a/x^2-4x+y^2+2y+5=0
b/2x^2+y^2-2xy+10x+25=0
Giai ho minh bai 1,2,3,4,5 nhe !!! Minh dang len tren dien dan roi day !!!!
Minh can gap !!! Camon may ban tr'c nha
giup minh cau nay nhe
tim gia tri nho nhat cua bieu thuc A= 4x(2x+1) - 2(2x-3)2
BAI 1 TINH
x ^ 2 . x - 2x^3
6 x^2 y . 3 xy - 2y ^2 .x +y
4x^2 + 5x -1 . 2x^3 - 3x
- 8 x^3y + 2 y^4 . 3xy^3 - 2 x^4 + 7y ^4
CAC BAN OI GIUP MINH NHE MINH DANG CAN GAP
Tim a va b de da thuc x3+ax2 +2x chia het cho da thuc x2 + x+1
Mn giup mk vs nhe
(2-x)^2+(3-x)*(x+3)=5 giup minh nhanh cac ban nhe