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Mathematics 13 Online
OpenStudy (anonymous):

Between which two integers does square root of 129 lie? A. 8&9 B. 9&10 C. 10&11 D. 11&12

OpenStudy (welshfella):

11^2 = 121 12^2 = 144

OpenStudy (anonymous):

is it c @welshfella

OpenStudy (welshfella):

no - look at my last post the numbers which are squared ( the ones with ^2 after them) are the square roots 129 is between 121 and 144 so you are looking for a square root between ?

OpenStudy (anonymous):

oh! D

OpenStudy (anonymous):

Its D @welshfella

OpenStudy (welshfella):

yea

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