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Mathematics 15 Online
OpenStudy (anonymous):

MEDALSSS!!! Solve x2 = 121.

OpenStudy (anonymous):

60.5?

Nnesha (nnesha):

solve for x or factro??

OpenStudy (anonymous):

x.

Nnesha (nnesha):

then take square root both side

Nnesha (nnesha):

what is square root of 121 ??

OpenStudy (misty1212):

oh no dear don't take half of the number take the square roots (there are two of them)

OpenStudy (misty1212):

think of a number you square to get 121

OpenStudy (anonymous):

11

Nnesha (nnesha):

yes

OpenStudy (misty1212):

right

OpenStudy (anonymous):

thanks guys :)

OpenStudy (misty1212):

now there is another one too

OpenStudy (misty1212):

that would be \(-11\)

OpenStudy (anonymous):

-11 would be the right answer then

Nnesha (nnesha):

when you take square root then you get in plus minus sign|dw:1420423843537:dw|

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