tim gia tri cua x biet 1/4*1/5*x=1/2
gia tri cua x la
Tim gia tri cua x biet 1/4 nhan 1/5 nhan x=1/2
tim gia tri cua phan so m/n biet rang m+ n= 2016
tim mot phan so biet tong cua tu so va mau so cua phan so do bang 162 va biet phan so do co gia tri bang 4/5
tim phan so do
Tim mot phan so biet tong cua tu so va mau so cua phan so do bang 162 va biet phan so do co gia tri bang 4/5
tim gia tri lon nhat cua bieu thua a-b,biet a va b la so co 2 chu so
tim gia tri lon nhat cua phan so a/b biet: a co the nhan 1 trong cac gia tri sau 11,13,17,20.
Va b co the nhan 1 trong cac gia tri:4,7,25,36.
(trả lời đi mình tick cho) Cả cách làm nha
voi A = 2 gia tri cua bieu thuc A la
A =
tim gia tri cua bieu thuc a de bieu thuc A co gia tri lon nhat tim gia tri lon nhat do
tim mot phan so biet neu them 28 don vi vao tu so ta duoc phan so moi co gia tri bang 1 va biet trung bing cong cua mau so va tu so labang 55 ?