ab x 50 = 1ab0
Tìm ab
ab x 50=1ab0
1ab0 gap ab la 50 . tinh axb:(a+b) ?
ab*50=1ab0
ab*11=a7b
1ab0 = 50 x ab giúp mình nhé .
ab*35=1ab0
Bai 1: Tim ab ; biet ab = b x 9
Bai 2 : Tim ab, biet :
a) ab x 5 = 2ab b) ab = 4ab / 9.
Bai 3 : Tim ab, biet : a 2 = b x 5
Bai 4 : Tim cac so ab biet :
a) a x3 = bx9 b) a x4 = b x6.
Bai 5 :
a) Tim abc, biet a , b , c khac nhau va : a x bc = 91.
b) Tim a , b , c khac nhau biet aa x bc = 1001
Tim ab biet :ab * ab = 2ab