2的五次方-2的四次方-2的三次方-2的二次方-2-1
=2^5-2^4-2^3-2^2-2-1
=(2^4)×(2-1)-2^3-2^2-2-1
=2^4-2^3-2^2-2-1
=(2^3)×(2-1)-2^2-2-1
=2^3-2^2-2-1
=(2^2)×(2-1)-2-1
=2^2-2-1
=2×(2-1)-1
=2-1
=1
等于2
=2*2*2*2*2*-2*2*2*2-2*2*2-2*2-2-1
=4*4*2-4*4*1-4*2-4-3
=4*(8-4-2)-7
=8-7
=1