Find the unit tangent vector T and the principal unit normal vector N for the following parameterized curve. verify that T= N = 1 and T. N = 0a) r(t) = <10 cos t^2, 10 sin t^2> for 0

The party planning committee has to determine the number of tables needed for an upcoming event. if a square table can fit 8 people and a round table can fit 6 people, the equation 150 = 8x + 6y represents the number of each type of table needed for 150 people.