= -7/21 < hoặc bằng X . X < hoặc bằng -6/21
=> X =-7/21 hoặc X = -6/21
= -7/21 < hoặc bằng X . X < hoặc bằng -6/21
=> X =-7/21 hoặc X = -6/21
tim x biet \(\frac{-1}{3}\le x\le\frac{-2}{7}\)
giup mk voi
tim so tu nhien x,biet
a, 2x+3x=1505
b,1+35+...+x=3200(xla so le)
c,(x+1)+(X+2)+(x+3)+....+(x+100)=5750
giup minh voi mai minh can roi
cam on cac ban nhieu lam
tim x la so nguyen
1. \(\frac{12}{x}=\frac{x}{3}\)
2. \(\frac{x}{2}+\frac{x}{3}=\frac{1}{4}\)
giai giup mk nha cac bn
tim so nguyen x:
1+\(\frac{1}{3}+\frac{1}{6}+...+\frac{1}{x\left(x+1\right):2}=1\frac{1991}{1993}\)
giup le nha! love
tim x biet N thuoc
a) 2-(x+3)=1+2+3+4+5+..............+99
b)(x+1)+(x+2)+(x+3)+(x+4)+...............+(x+100)=5750
giup mk nha cac ban , mk dang can gap lam
Tim x biet :
a, \(4\frac{1}{3}\left(\frac{1}{6}-\frac{1}{2}\right)\le x\le\frac{2}{3}\left(\frac{1}{2}-\frac{1}{3}-\frac{3}{4}\right)\) x thuoc Z
b , \(|x-3|+1=x\)
tim so nguyen x , biet :
/3 - 2x / < 2
CO CACH LAM NUA NHA CAC BN , AI GIAI DUNG MK TICK
Tìm x:
\(\frac{4}{3}.\left(\frac{1}{6}-\frac{1}{2}\right)\le x\le\frac{2}{3}.\left(\frac{-1}{6}+\frac{3}{4}\right)\)
BN NÀO GIẢI TỪNG BƯỚC RA GIÚP MK , MK SẼ TICK.
bai 1 : tim cac so nguyen x va y biet: x . y = -15
bai 2 : tim cac so nguyen n sao cho n - 3 chia het cho n - 1
CAC BAN GIUP MK NHA .
AI LAM NHANH VA DUNG THI MK SE TICK CHO ^ _ ^