What is the value of at this point? dx = (Type an exact answer, using radicals as needed. ) dxt #4 (Chapter 11) Question 11, 11.2.7 Part 1 of 2 Find an equation for the line tangent to the curve at the point defined by the given value of t. Also, find the value of at this point. dx x = sin t , y= csc t; t= - Write the equation of the tangent line. y = x+ (Type exact answers, using radicals as needed.)t #4 (Chapter 11) Question 19, 11.3.9 Find the polar coordinates, 0 0 Find The polar coordinates, n all: :11: and r51]: of the following points given in Cartesian coordinates. a.{1:o} also}. more] d.[ (Type an ordered pair. Type an exact answer, using x as needed.)