Các câu hỏi tương tự
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
Cho p.t bac hai an x, tham so m: x2 - 2(m + 1)x + m2 - 1 = 0
a/ Tinh gia tri cua m de p.t co 2 nghiem phan biet
b/ Gia su p.t co 2 nghiem x1, x2 thoa man dieu kien x1 + x2 + x1x2 = 1. Tim gia tri cua m
P/s: giai giup minh nha. May ko nhan dau dc thong cam nha :>
BAI 1 TINH GIA TRI CUA BTHUC
A=3PHAN 1+CAN 3 -2PHAN 1-CAN 3
B=CAN 10-CAN 5 PHAN CAN 2-1 -3CAN 5 +5PHAN CAN 5+3 +2 PHAN CAN 2
BAI 2 GIAI PT
a)CAN 49-28X+4X MU 2 -5=0
b)1PHAN 2 CAN X-2 -4 CAN 4X -8 PHAN 9 +CAN 9X+18 -5=0
MOI NGUOI GIUP MINH VS MINH CAN LUON BAY GIO
CAM ON
\(\frac{\sqrt{3}}{\sqrt{\sqrt{3}+1}-1}-\frac{\sqrt{3}}{\sqrt{\sqrt{3}-1}+1}\)
bai nay bang may chi giup minh voi
chu y nho gi cach giai
rut gon bieu thuc
1/(1^4+1^2+1)+2/(2^4+2^2+1)+3/(3^4+3^2+1)+...+2014/(2014^4+2014^2+2014)=...
{giup minh vs}
p=\(\left(\frac{x+2}{x\sqrt{x}-1}+\frac{\sqrt{x}}{x+\sqrt{x}+1}+\frac{1}{1-\sqrt{x}}\right):\frac{\sqrt{x}-1}{2}\)
a) rut gon a
b)chung minh rang P>0 , \(x\ne1\)
tra loi nhanh giup minh nha. cam on nhiu
cho x+y+z=1, x2+y2+z2=1, x3+y3+z3=1
Tinh gia tri bieu thuc: P = x2007+ y2007+ z2007
giup minh giai voi
x^2-2(-1 + 3)x + (-1) + 3 = 0 giup minh vs cac ban oi
Bai 1 : 60% cua /1/3 nam la ...........thang
40% cua 32/3 ngay la ...........gio
ai giup minh , minh cho 4 like