计算:3+(3^8+1)(3^4+1)(3^2+1)(3+1)

如题,求过程
2024-12-30 02:03:18
推荐回答(2个)
回答1:

3+(3^8+1)(3^4+1)(3^2+1)(3+1)=3+(3^8+1)(3^4+1)(3^2+1)(3+1)*(3-1)/(3-1)=3+(3^8+1)(3^4+1)(3^2+1)*(3^2-1)/2=3+(3^8+1)(3^4+1)*(3^4-1)/2=3+(3^8+1)*(3^8-1)/2=3+(3^16-1)/2=3^16-2.5=6558.5

回答2:

3+(3^8+1)(3^4+1)(3^2+1)(3+1)(3-1)/(3-1)= 3 + (3^16 -1)/(3-1)=3^16/2 + 5/2