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Mathematics 12 Online
OpenStudy (anonymous):

t^2 =4 solve

OpenStudy (annon):

t=2

OpenStudy (anonymous):

-2,2

OpenStudy (anonymous):

t^2-4=0 (t+2)(t-2)=0 t=2,-2

OpenStudy (annon):

t=sqrt(4) = 2

OpenStudy (anonymous):

sqrt(4)= 2,-2

OpenStudy (annon):

i doubt they talk about +or- numbers if their doing that level math

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