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How many roots does this equation have? x^2=64 and -infinity < x < infinity

How many roots does this equation have? x^2=64 and -infinity < x < infinity
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2 votes
How many roots does this equation have? x^2=64 and -infinity < x < infinity

User Grice
by
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2 Answers

2 votes
x^2 = 64
x= ∫64
=8 / -8
Therefore, there are 2 roots.
User Majid Darabi
by
7.9k points
2 votes
x=8,-8
this is the answer
User Anndrew
by
8.5k points
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