Thank you for posting you question here at brainly. I hope the answer will help you.
T (z) = 2/3z over z - 1/2
T(3) = 2/2.5 = 4/5 or 0.8
T(1/2) is indeterminate, he reason being that the denominator becomes zero. Division by zero gives an indeterminate result.
Answer:
I honestly don't know what the answer is that you are looking for