0.25^2008*4^2009-8^100*0.5^300=

问题描述:

0.25^2008*4^2009-8^100*0.5^300=

0.25^2008*4^2009-8^100*0.5^300
=(1/4)^2008*4^2009-8^100*(1/2)^300
=(1/4)^2008*4^2008*4-(2^3)^100*(1/2)^300
=(1/4*4)^2008*4-2^300*(1/2)^300
=1^2008*4-(2*1/2)^300
=4-1^300
=4-1
=3