(8/9+1/3-2/27)*27
1/2,3/4,8/9,16/27,( ) ( ),
9^x-8•3^(x+1/2)-27
(1)3,9,27,81,243,729 ..(2) 1,7,25,79,241,727..(3) 1,3,9,27,8
9^8*27^2/(-3)^18
(3/8+1/27)×8+19/27
8*(8/3+27/1)+27/19
Log3(9^2*27^(1/3))=?
(27/8)^-2/3+0.002^-1/2-10*((5^(1/2))-2)^-1+14/9
计算.(9分之8+1又1分之3-1又27分之2)×27
3分之2×4分之1×3等于多少?(9分之8+27分之4)×27
1/2,3/4,8/9,( ),81/32,( ),( ) 27/64,9/16,3/4,( ),( ) 找规律
3/4+1/4-3/4-1/4 (5/8+2/27)*8+11/27 36*(7/9+5/6)÷58 2/3*3/5-1