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Mathematics 17 Online
OpenStudy (anonymous):

is the sq. root of 64 rational or irrational? Explain your reasoning

OpenStudy (lgbasallote):

first of all do you know the square root of 64?

OpenStudy (anonymous):

ya its 8

OpenStudy (lgbasallote):

can you express 8 as a quotient of two whole numbers?

OpenStudy (anonymous):

yes? 4 and 4?

OpenStudy (lgbasallote):

4/4 is 1

OpenStudy (lgbasallote):

quotient is division not addition :)

OpenStudy (anonymous):

so 8 and 8?

OpenStudy (lgbasallote):

8/8 is still 1

OpenStudy (anonymous):

ik i ment to put 64 and 8

OpenStudy (lgbasallote):

so 64 is a whole number and 8 is a whole number. therefore the square root of 64 is rational

OpenStudy (anonymous):

ok thanks

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