Giải phương trình :
√26-15√3 :√x- 2016 = 8070 - 4x
giai phuong trinh can(x^2-4x+6)=x+4
giai phuong trinh va he phuong trinh sau:
x2 + 5x -6=0
b{4x+5y=3
{x-3y=5
giai mau giup toi nhe cac ban
giai phuong trinh vo ti sau (√(x+1)+1)(7-x)=4x
giai phuong trinh (x-1)^2016+(x-2)^2016=1
cac ban lam giup bai nay cho minh vs. minh dang can gap. thank you nhiu
Giai he phuong trinh bang phuong phap cong va phuong phap the
<=> \(\left\{{}\begin{matrix}4x+3x=-6\\\dfrac{x+3y}{3}-\dfrac{y-2}{5}=1\end{matrix}\right.\)
1)Giai phuong trinh:
a) x4+4x2-5=0
b)Cho phuong trinh: x2-2(m+1)x+m2+3m-4=0(1)
Giai phuong trinh khi m=2Chung minh phuong trinh luon co nghiem voi moi m.Goi x1,x2 la nghiem cua phuong trinh,tim m de thoa man dieu kien:x12+x22=10\(\sqrt{x+3}\) X^4 = 2x^4 - 2016x + 2016 giai phuong trinh
giai phuong trinh 4x^2+ 3x+ 3= 4x canx+ 3 +2 can2x- 1