Please help me with this question as soon as possible. There is a little typing errors in part T ?> ...., which might be pi/2. Thank you so much!

8 1 point For the curve defined by r- (t) = find the unit tangent vector, unit normal vector, normal acceleration, and tangential acceleration at t = TC Round all answers to 3 decimal places. 2 T- (\\(\\frac {\\pi} {2} \\)) = N- (\\(\\frac {\\pi} {2} \\)). aT = an = Show me your work using a math editor or uploadin Get help: Video Ex 12pt V Paragraph B I U A &