设数列{xn}满足x1=1 xn=(4xn-1+2)/(2xn-1+7)
已知数列{Xn}满足Xn+1=Xn^2+Xn,X1=a(a-1),数列{Yn}满足Yn=1/(Xn+1),设Pn=X/(
已知数列{xn}满足x1=3,x2=x1/2,...,xn=1/2(xn-1+xn-2),n=3,4,...,则xn等于
数列{Xn}中,X1>0,a>0,Xn+1=1/2(Xn+a/Xn).
设0Xn=(Xn-1)*[1-(Xn-1)]*[1-(Xn-1)-(Xn-1)^2]=-----=X1*[1-X1]*[
已知数列xn满足x1=4,x(n+1)=(xn^2-3)/(2xn-4)
已知数列{Xn}满足x1=1/2,xn+1=1/(1+xn),n∈N+,证明:|xn+1-xn|≤1/6*(2/5)^n
设数列{xn}满足xn+1=xn/2+1/xn,X0>0,n=0,1,2,3,...证明数列{xn}极限存在并求出其极限
设数列{ Xn } 满足│Xn+1-Xn│≤k│Xn-Xn-1│,n=2,3,...(0
设X0=7,X1=3,3Xn=2Xn-1+Xn-2,证明数列Xn收敛,并求极限
证明数列X1=2,Xn+1=0.5(Xn+1/Xn)的极限存在
数列与不等式的题目已知数列Xn满足 Xn=-(1/2)Xn-1^2 +Xn-1 +1,1
数列{Xn}中,X1=1/2,X(n+1)=2Xn/(1+Xn^2),求Xn