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Mathematics 10 Online
OpenStudy (narissa):

please help which number is irrational?

OpenStudy (narissa):

OpenStudy (studygurl14):

What are your choices? Irrational numbers cannot be expressed as a fraction. These include numbers with unending decimals

OpenStudy (narissa):

would it be d?

OpenStudy (anonymous):

d

OpenStudy (studygurl14):

No. Irrational numbers cannot have repeating decimals.

OpenStudy (studygurl14):

I apoligize. I should've clarified that.

OpenStudy (narissa):

but the rest are fractions

OpenStudy (studygurl14):

Not quite. They aren't "simplified". Use a calculator. What do each of those answer choices equal?

OpenStudy (narissa):

maybe its c

OpenStudy (studygurl14):

C is not correct. Don't guess. Do.

OpenStudy (narissa):

b= 7

OpenStudy (studygurl14):

C is not correct becasue... \(\Large\frac{\sqrt{36}}{\sqrt{4}}\rightarrow\frac{6}{2}\rightarrow 3\) 3 is rational

OpenStudy (studygurl14):

b equals \(\sqrt{7}\), not 7

OpenStudy (narissa):

so thats correct right

OpenStudy (studygurl14):

Yes, b is the correct anwer.

OpenStudy (narissa):

thank u

OpenStudy (studygurl14):

anytime :)

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