Question

0.5的2009次方乘以2的2009次方 （-0.25）的50次方乘以2的100次方

Answer 1

0.5^2009*2^2009

=(0.5*2)^2009

=1^2009

=1

(-0.25)^50*2^100

=(-0.25)^50*(2^2)^50

=0.25^50*4^50

=(0.25*4)^50

=1^50

=1