如题所述
(-3)的2016次方+(-3)的2017次方
=(-3)^2016+(-3)^2017
=(-3)^2016+(-3)(-3)^2016
=[1+(-3)](-3)^2016
=-2(-3)^2016
=-2×3^2016
=(-3)^2016+(-3)^2017
=(-3)^2016+(-3)(-3)^2016
=[1+(-3)](-3)^2016
=-2(-3)^2016
=-2×3^2016
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