We are now too drained mentally. Please see us through these problem sets. Thanks for your help guys.

QUESTION I'm; a ' Find all values of t such that is a unit vector. QUESTION 11 A plane has to y southwest at 300 miles per hour. The wind 'is l? . at 40 miles per hour. What should be the plane's velocity vecto'r'i}: ii' H towards its destination? (You may assume that east is the positive x directr north is the positive y direction.) QUESTION 12 An object is hanging by wires from the ceiling as below, and the force of acting on it is 10 Newtons downwards. It is not moving. What are the ma_ of the tension vectors of the wires, T1 and T2? '"