(1+2/1)(1+4/1)(1+16/1).(1+2的2n次方/1)
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(1+2/1)(1+4/1)(1+16/1).(1+2的2n次方/1)
(1+2/1)(1+4/1)(1+16/1).(1+2的2n次方/1)
(1+2/1)(1+4/1)(1+16/1).(1+2的2n次方/1)
=2(1-2/1)(1+2/1)(1+4/1)(1+16/1).(1+2的2n次方/1)
=2(1-2的4n次方/1)
(1+1/2)(1+1/4)(1+1/16)(1+1/256) 等于多少?快
(1+1/2)(1+1/4)(1+1/16)(1+1/256) 等于多少?
(1+2/1)(1+4/1)(1+16/1).(1+2的2n次方/1)
找规律, 1,2/1,4/1,8/1,16/1,32/1(),()
(1-1/4)(1-1/9)(1-1/16).(1-1/10000)
1-(1/2+1/4+1/8+1/16+1/32+1/64+1/128+1/256)等于( ).
化简(1+2^(-1/32))(1+2^(-1/16))(1+2^(-1/8))(1+2^(-1/4))(1+2^(-1/2))
填入四则运算符号.1/2( )1/4( )1/8( )1/16=0 1/2( )1/4( )1/8( )1/16=321/2( )1/4( )1/8( )1/16=1 1/2( )1/4( )1/8( )1/16=41/2( )1/4( )1/8( )1/16=2 1/2( )1/4( )1/8( )1/16=161/2
1/2+1/4+1/8=1/16+.+1/2n=1-( )
(2+1)(2²+1)(2^4+1)(2^8+1)(2^16+1)(2^32+1)+1
(2^2+1)*(2^4+1)*(2^8+1)*(2^16+1)*(2^32+1)
利用平方差公式计算 (1+1/2)(1+1/4)(1+1/16)(1+1256).
1/2+1/4+1/8+1/16+1/32+1/64(简算)
简算:1/2+1/4+1/8+1/16+1/32+…+1/4096=()
证明1+1/4+1/9+1/16+++++1/(n-1)^2
(1-1/4)(1-1/9)(1-1/16)(1-1/25).(1-1/100)
1 2 4 4 1 )16 B 17 C 1/32 D 1/16
(2+1)(2^2-1)(2^4+1)(2^8+1)(2^16-1)(2^32+1)(2^64+1)