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I need help (picture of the question above^)
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3 votes
I need help (picture of the question above^)

I need help (picture of the question above^)-example-1
User SMM
by
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1 Answer

12 votes

Answer:

a is the answer

Explanation:

x^2= 90

X=√90

X=3√10 (positive irrational number)

but other solutions have exact value or in decimal

User NMunro
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7.8k points
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