Cho bieu thuc \(A=\frac{5-X}{X-2}\) .Tim gia tri nguyen cua x de
a) A co gia tri nguyen .
b) A co gia tri nho nhat .
tim gia tri nguyen cua x de cac bieu thuc sau co gia tri lon nhat
a) A=1/7−X
b) B = 27-2x/12-x
tim cac so nguyen x de cac bieu thuc sau co gia tri nguyen:
a.-24/x+18/x
b.2x-5/x+1
c.3x+2/x-1-x-5/x-1
d.5x-4/2x+3 - 2x-5/2x+3
cho bieu thuc A = 2012 / 9 - x . Voi gia tri nguyen cua x thi A co gia tri lon nhat ? Tim tri lon nhat do .
cho bieu thucA=\(\frac{8-x}{x-3}\)
tim gia tri cua x de A co gia tri bang gia tri bieu thuc M=x+1
tim gia tri nghuyen x de bieu thuc A= 2/6-x co gia tri lon nhat
tim gia tri nguyen cua x de bieu thuc 5-x/x-2 co gia tri nho nhat
Tim cac gia tri nguyen cua x de cac gia tri bieu thuc sau la so nguyen
a, 9-2x/x-3
b,3x-5/x-2
c,-3/4-x
tim cac so nguyen x de bieu thuc
A= |x-1|+|x-2|dat gia tri nho nhat