(a) convert the point whose polar coordinates are (9,3pi/4) to rectangular coordinates. (x,y)(b) find two polar coordinates for the rectangular coordinate point (-6, 2?3), one with r>0 and one with r 0 (r, theta) = ( ) r

(a) Convert the point whose polar coordinates are (9, 3x/4) to rectangular coordinates. (x, y ) = (b) Find two polar coordinate representations for the rectangular coordinate point (-6, 2\\ 3), one with > 0 and one with r o (r, 0 ) = r