2(3+1)(3^2+1)(3^4+1)(3^8+1)+1
=(3-1)(3+1)(3^2+1)(3^4+1)(3^8+1)+1
=(3^2-1)(3^2+1)(3^4+1)(3^8+1)+1
=(3^4-1)(3^4+1)(3^8+1)+1
=(3^8-1)(3^8+1)+1
=3^16-1+1
=3^16
如果不懂,请Hi我,祝学习愉快!
2(3+1)(3^2+1)(3^4+1)(3^8+1)+1
=(3-1)(3+1)(3^2+1)(3^4+1)(3^8+1)+1
=(3^2-1)(3^2+1)(3^4+1)(3^8+1)+1
=(3^4-1)(3^4+1)(3^8+1)+1
=(3^8-1)(3^8+1)+1
=3^16-1+1
=3^16
如果不懂,请Hi我,祝学习愉快!