Các câu hỏi tương tự
bai 1:tim so nguyen x sao cho gia cua cac phan so la so nguyen
a)x+3/x-2
b)x2+3x-2/x+2
chu y:dau / la dau chia trong phan so
bai 2:cho A=2n+1/n-2 voi n la so nguyen
a)tim n de a la phan so
b)tim n de A nguyen
c)tinh gia tri cua A biet:n=2;1;-2;-1
giup minh voi minh dang can.Ai dung minh tick cho
tim n la stn de p=(x-1)(x^2-x+1) la snt
A = 2/ x-1 .tim dieu kien cua x de A la phan so . tim A khi x = 2 ; x = -3. tim dieu kien cua x de A la so nguyen ( A thuoc Z )
tim cac so nguyen x de ( A=x+4/x-2)+(2x+5/x-2) la 1 so nguyen
Cho A = n-1/n+4
a,tim n de A la so nguyen to
b,tim n nguyen de A la mot so nguyen
10 tháng 5 2019 lúc 21:36
tim so nguyen x de 2n+1/x-3 co gia tri la 1 so nguyen
Tim x de D= x mu 2-1/x+1 co Gia tri la 1 so nguyen
tim so nguyen x de cac phan so sau la so nguyen 13/x-1
cho bieu thuc M 3x-4
x-4
a) tim so nguyen x de m la mot so nguyen
b)tim so nguyen x de m la 1 phan so