preannaaguilar preannaaguilar

03-11-2020
Mathematics

contestada

-1+3(-3^2)-2(-1^3) please help me.

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devshreeneelam5599 devshreeneelam5599

03-11-2020

- 1 + 3 (-3²)-2(-1³)

2×9-2×-1

18+2

20

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