Các câu hỏi tương tự
CHO bieu thuc
B=17,58*43+57*17,58/293*A
a)tim gia tri cua bieu thuc Bkhi a=2
b)tinh gia tri a khi B=2
c)tim gia tri so tu nhien ad biet bieu thuc B co gia tri lon nhat ,gia tri lon do la bao nhieu
Tim gia tri nho nhat cua bieu thuc: P=|x|+7
(x€Z)
Tim gia tri lon nhat cua bieu thuc :Q=9-|x|
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
gia tri nho nhat cua bieu thuc /x+2/mu 3 +2 la
a, tim gia tri nho nhat cua bieu thuc :\(A=\)\(|x+19|+|y-5|+1890\)
b,tim gia tri lon nhat cua bieu thuc:\(B=-|x-7|-|y+13|+1945\)
gia tri lon nhat cua bieu thuc B = 7 - |x|^3-|x|^2-|x|
tinh gia tri cua bieu thuc a+b biet rang a la so nguyen am lon nhat co 2 chu so b la so nguyen am nho nhat co 2 chu so
giup minh voi cam on
Tim gia tri nho nhat hoac gia tri lon nhat cua bieu thuc D = (x + 5)^2 + (2y - 6)^2 + 1
Tim gia tri cua x va y de bieu thuc C = -|x-2|-|y-3|-2009 co gia tri lon nhat ,tim gia tri lon nhat do