mik dag can gap
tim x
a,2.3^x=162
2.2^2x+4^3.4^x=1506
x^20=x
giup mik voi
Tinh nhanh ( neu co the ) : 4^2017 : ( 4^2014 + 3 . 4^2014 )
Mik dang can gap moi nguoi giup minh voi a
Ix-3I+1=x BN NAO GIAI DC MIK TICK NHA MIK DANG CAN GAP
7.(x-5)-3.(4-x) tai gia trij x =-1
giup mik voi,mikddang can gap
cac cau giup mik vs mik dang can gap
giup mik voi cac ban
1,tim 2chu so tan cung cua : S =2015 + 20152 + .............+20152015
2,so sanh 19920 va 2003 15
mik dang can gap gap lam , mik se tik cho cac ban
1) Tim 2 so a va b ( voi a > hoac = b ) biet rang a+b=270 va UCLN (a; b) = 45
GIUP MIK NHA CAC BAN MIK DANG CAN GAP LAM DAY CAC BAN IU
Tim x :
x/2 + x/6 + x/12+ ................................................ + x/90 = 9
giuy minh voi minh dang can gap
\(\frac{-7}{24}:\frac{17}{14}.\frac{12}{-51}\)
giup voi minh dang can gap