Provide missing steps of the equation on the boxes. CASE 1; B = Holdl XP di xi = dl . 1-sin @ = dl . sin(x -() = dl . x B= Hol x - dy _Hol 2a At point P. the field di (x2+ y2)3/2 47 XVx' + al caused by each element of the conductor points into the plane of the page, as does the total B field. If conductors length 2a > > x B- Hol (2a) Hol B direction: into the plane of the figure, 4x . x.a 2x . X perpendicular to x-y plane CASE 2: B = Holdl x B= Ho Idl dB = 4 Hol dl dB, = dBcos = Hol dl a 4x (x + a ) (x3 + a? )? dB dB = dB sin 0 = Hol dl X 4x ( x + a ) (x 3 + a? )? P AB