3,16 1,2

3,16 1,2 16/1+16/2+16/3+...+16/14+16/15+16/14+16/13+...+16/2+16/1 16题(1),(2),(3), (1+16/105×1)+(1+16/105×2)+(1+16/105×3).+(1+16/105×14) 1/16+2/16+3/16+……+14/16+15/16+14/16+13/16+……+2/16+1/16求简算及解释 证明1/log5(16)+1/2log3(16)+1/3log2(16)＜1 1,2,3,7,16,( ),321 3x+2(x+1)=16 2x+3(x-1)=16 2x+3(x-1)=16 (3+1)(3^2+1)(3^4+1)(3^8+1)-3^16/2 计算：2(3+1)(3^2+1)(3^4+1）.(3^16+1)+1 1*2+2*3+3*4+...+15*16快 计算：(3+1)(3^2+1)(3^4+1)(3^8+1)(3^16+1) (3+1)(3^2+1)(3^4+1)(3^8+1)(3^16+1) (3+1)(3^2+1)(3^4+1)(3^8+1)(3^16+1) 简便计算(3+1)(3^2+1)(3^4+1)(3^8+1)+(3^16+1) (3+1)(3^2+1)(3^4+1)(3^16+1)(3^32+1)....