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Today at 6:22 PM
Mathematics

Answered

What is the answer to the question above

What is the answer to the question above class=

Answer :

aamaruf aamaruf

Today at 6:27 PM

Answer:

x=±9i

Step-by-step explanation:

x²+81=0

=>x²=-81

=>x=±√-81

x=±√81.(-1)

=>x=±√81 . √-1

=>x=±9i

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