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1 vote
In which number system does the equation have a solution?

X2=20
A) integers
B) natural numbers
C) rational numbers
D) irrational numbers

User Lor
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2 Answers

4 votes
This would be D. Irrational numbers

This is usually a number that cannot be expressed as a ratio.
User MrCatacroquer
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5 votes
I will have to say D) Irrational numbers 
User Daniela Romero
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