Find the components of the vertical force F = (CI, 15} in the directions parallel to and normal to the plane that makes an angle of E with the positive xaxis. Show that the total force is the sum of the two component forces. What is the component of the force parallel to the plane? {DD Find the components of the vertical force F = {i}, 1D} in The directions parallel to and normal to The plane That makes an angle of Q = tan _ 1 [15) Wi'l the positive x-axia. Show that the total force is The sum of The two component forces. What is the component of the force parallel to the plane? iii-[i Let a and b be real numbers. Find all vectors {lab} orthogonal to {9,2,?}. What are all the 1.rectors that are orthogonal to { 9,2,?) ? Select the correct choice below and. if necessary, ll in any answer boxes within your choice. 0 A- 1|ul'ectors of the form {lab}, where [ab] = E {Type an ordered pair. Use a comma to separate answers as needed.) '3' 3- 1|ul'ectors of the form (Swan. where a is any real number {Type an expression using a as the variable] C} C. There are no 1rectors of the form {lab}, where a and b are real numbers \fFind Ihe dot product 1.! - w and the angle between H and w. v: 4i+3j+k, w=i+3j+3k r:) v-w=|:| [Simplify your answer. Type an exact value, using radicals as needed} For the given points P, Q, and R, find the approximate measurements of the angles of APQR. P(0, - 1,3), Q(2,2,1), R( - 4,4,6) The measure of _'P is (Round to the nearest tenth as needed.)Find projy u and scaly u by inspection without using Ay formulas. projy u = X (Type your answer in terms of i and j.) -10 -6 -8 -4 op-\fA suitcase is pulled 31] feet along a at sidewalk 1.Ilr'rth a constant upward force of 80 It} at an angle of 23\" with the harizantal. Calculate the work dune. E) The work dune is D feetpaunds. {Round to the nearest featpound as needed.) Find the focus and directrix of the parabola with the equation 8x2 + Ely = I]. Then choose the correct graph of The parabola. c:) What are the coordinates for the focus of the parabola? E {Type an ordered pair_}