Question 121829
T^2=1/4
T=SQRT1/4
T=1/2
PROOF
1/2^2=1/4
.5*.5=.25
.25=.25
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X^2=1/9
X=SQRT1/9
X=1/3 
PROOF
1/3^2=1/9
1/3*1/3=1/9