-3,3,0,9,27,)
3=3+27*0 33=6+27*1 333=9+27*12 3333= 33333=
-3,9,-27,81,-243.
(-27/8)^3+(2-根号三)^0-1/9*log2^9*log3^4等于多少
9(3-y)²=4 27(x+3)³+125=0
若a+2b+3c+4=0,求3^a/9^-b×27^c
观察下面三行数:1:-3,9,-27,81,-243;2:0,12,-24,84,-240;3:-1,3,-9,27,-
观察下面三行数:1:-3,9,-27,81,-243;2:0,12,-24,84,-240;3:1,-3,9,-27,8
数学题-3,3,3,3,9,27,( )
观察下面三行数-3 ,9,-27,81,-243……:① 0,12,-24,84,-240……;② 3,-9,27,-8
3,3,9,6,27,9,(),()括号里面数字是多少
1=0+12+3+4=1+85+6+7+8+9=8+27
已知2x+3y+2=0,那么9^x*27^y=