tim so tu nhien x biet
2 mũ x . 2 mu 3+2 mu 3 mu x=64
khi nãy mình gửi lộn hihi
nhờ các bạn giải giúp
tim m va n la so tu nhien biet a,2 mu m tru 2 mu n bang1984
b;6 mu m chia 2 mu 1996 bang 3 mu n
tim so tu nhien x
3 mu x cong 3 mu x cong 1 cong 3 mu x cong 2 = 1053
x mu 2 - 3x + 2 = 6
Tim cac so tu nhien x,y biet
tim so tu nhien x biet
(2.x+1)mu 5 /(2.n+1)mu 2=1
2 mũ x+2 .2 mu x+........+10.2 mu x =10 . 11
dau / nay la dau chia
dau . nay la nhan do nhe!!!!
a) 2345-1000:[19-2(21-18)mu 2]
b)107-{38+[7.3 mu 2-24:6+(9-7) mu 3]} :15
c) 10- [(2 mu 2-48).5+(2 mu 3 .10+8)]:28
2) tim so tu nhien a,biet rang a gan den 1000,a:12,a:21 deu co du la 5
3) tim boi chung lon hon 5000 be hon 10000 cua cac so 126;140;180.
tim so tu nhien n,biet: a) (2mu n+1)=27 b) (n-2)mu 2=(n-2)mu 4 c)3 mu n+1=81 d)2mu2n+1=512
so chinh phuong la so bang binh phuong cua mot so tu nhien ( vi du 0 ,1,2,4,9,16,...0) moi tong sau day co so chinh phuong ko
a) 1mu 3 +2 mu 3
b)1mu 3+2mu 3 +3 mu 3
c)1 mu 3+ 2 mu 3 + 3 mu 3 +4 mu 3
tai minh ko biet go dau mu !
Cho a la so tu nhien . tim so du cua phep chia a mu 2 cho 3