If then in decimal form is

 Find the vector equation of the tangent line to the curve when t=0; where t [ leave your answer in form without any space. DO NOT WRITE THE DOMAIN OF s as computer can not recognise it. If a,c,e are 0 or b,d,f are 1 then no need to write the number.

What is the minimum value of the function ?

Which of the following locations is a maximum or minimum of subject to the constraint ?  

Which of the following statements are true if finding the maxima and minima of a function subject to the constraint where is a constant?  Select all that apply.

Which of the following are critical points of the function ?