valeriazapata200 valeriazapata200

10-12-2017
Mathematics

contestada

[tex]-2 \sqrt{-81}+9 please..

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lesliekolleroxrkcf lesliekolleroxrkcf

10-12-2017

if I read this correctly you need ✓-81 + 9?

that would be 9i + 9 in complex numbers. there is no solution among the real numbers since you cannot take the square root of a negative numbrr

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