hai so nguyen duong x,y co tong la 51
a tim gia tri lon nhat cua x.y
b tim gia tri nho nhat cua tich x,y, biet rang x va y deu lon hon 1
tim gia tri nho nhat va lon nhat cua phan so sau voi x thuoc Z: \(\frac{4x-1}{3x-2}\)
cho phan so \(B=\frac{4n+1}{2n-3}\)n thuoc z
a, tim n de phan so B toi gian
b, tim n de B dat gia tri nho nhat , gia tri lon nhat va tinh cac gia tri do.
Tim gia tri nho nhat cua y de bieu thuc B=100-|y+3| co gia tri lon nhat, tim gia tri lon nhat do
Cho cac bieu thuc
A=n+6 phan n-5 va B=3n-9 phan n-6
a/ Tim gia tri nguyen cua n de A, B la phan so ?
b/ Tim gia tri nguyen cua n de A, B co gia tri nguyen?
c/ Tim gia tri nguyen cua n de A, B co gia tri nguyen lon nhat?
cho bieu thuc 2n+1/n+5(n thuoc Z)
a, tim n de Pco gia tri la 1 so nguyen
b,tim gia tri lon nhat,gia tri nho nhat cua P
tim gia tri nho nhat cua B=|x +2015|+2016
tim gia tri lon nhat cua C=1982-|x-6|
tu 10 chu so :0,1,2,3,4,.....,9 hay ghep thanh 5 so co 2 chu so roi cong chung lai
a,tim gia tri lon nhat cua tong
b,tim gia tri nho nhat cua tong
cho phan so B=-10/5n-3
a)tim n de B co gia tri nguyen
b)tim gia tri lon nhat cua B
