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Question #02952

1 Answer

Nov 7, 2016

#-1023/256 approx -3.996#

Explanation:

#[(−4)^(−4)]+[(−4)^(−2)/(−4)^(−3)]#
#= 1/256 + [(1/16)/(1/-64)]#
#= 1/256 + [-64/16]#
#=1/256-4#
#=1/256-1024/256#
#=-1023/256#

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