Question 2 Find parametric equations for the line of intersection of the two planes in each of the following cases: (a) X + y + Z = X y + 3z = 0 (b) -3x 5x + 2y + Зу 7z 2z = || || = 1 -2

Shooting into the Wind Suppose that a projectile is fired into a headwind that pushes it back so as to reduce its horizontal speed by a constant amount . Find parametric equations for the path of the projectile.