3/5 x = 5/6
x = 5/6 : 3/5
x = 25/18
\(\dfrac{3}{5}:x=\dfrac{1}{3}+\dfrac{1}{2}\)
\(\dfrac{3}{5}:x=\dfrac{5}{6}\)
\(x=\dfrac{3}{5}:\dfrac{5}{6}\)
\(x=\dfrac{18}{25}\)
3/5:*=1/3+1/2
3/5:*=5/6
*=5/6:3/5
*=25/18
3/5 x = 5/6
x = 5/6 : 3/5
x = 25/18
\(\dfrac{3}{5}:x=\dfrac{1}{3}+\dfrac{1}{2}\)
\(\dfrac{3}{5}:x=\dfrac{5}{6}\)
\(x=\dfrac{3}{5}:\dfrac{5}{6}\)
\(x=\dfrac{18}{25}\)
3/5:*=1/3+1/2
3/5:*=5/6
*=5/6:3/5
*=25/18
Giup minh voi tim x biet
5/3 - 1/3 : ( 1 - x . 1/3 ) = 7/6
3 - ( x : 1/2 +3/2 ) - 1/4 = 1/2
( 36 : 0,25 - 72 x 2 ) x ( 1 + 2 + 3 +....+100 )
giup minh voi
Tinh tong :
A = 1/1*3 + 1/3*5 + 1/5*7 + ..... + 1/99*101
B = 1 + 1/3 + 1/6 + 1/10 + ..... + 1/630
Giup minh voi nha ! Ai dung minh *** cho !
Giai ro rang ho minh voi !
3 va 1/11 x 27 va 27/46 x 1 va 6/17 x 2 va 4/9 = .....
giai giup minh voi minh gap qua
1+(1+2)+(1+2+3)+(1+2+3+4)+...+(1+2+3+4+...+2012)
1x2012+2x2012+3x2010+....+2012x1
tinh gia tri bieu thuc tren.(giai giup minh voi,dang voi)
tinh nhanh
( 1 + 3 + 5 + 7 + .... + 2003 + 2005) x ( 1212 x 27 - 2727 x 12)giup minh voi minh dang can gap lam
nhanh len nha
cam on truoc
Cho 7/3 : 5/x = 14/15 tìm x giup minh voi
2. x [ x+ 3 ] + 3 . [2+ x ] = 62
giup minh voi
giup minh voi
99-97+95-93+91-89+...+7-5+3-1