Đáp án:
$a)
10000\\
b)
875000\\
c)
-1$
Giải thích các bước giải:
$a)
33.55+33.67+45.33+67^2\\
=33(55+45)+67(33+67)\\
=33.100+67.100\\
=3300+6700\\
=10000\\
b)
-64+104^3-12.104^2+48.104-50^3\\
=(104^3-3.104^2.4+3.104.4^2-4^3)-50^3\\
=(104-4)^3-50^3\\
=100^3-50^3\\
=(100-50)(100^2+100.50+50^2)\\
=50.(10000+5000+2500)\\
=50.17500=875000\\
c)
2016.2018-2017^2\\
=2016.(2017+1)-2017^2\\
=2016.2017+2016-2017^2\\
=2017(2016-2017)+2016\\
=2017.(-1)+2016\\
=-1$