The point (a,b)(a, b)(a,b) lies in Quadrant I. What can you say about aaa and bbb?
a>0,b<0a > 0, b < 0a>0,b<0
a>0,b>0a > 0, b > 0a>0,b>0
a<0,b>0a < 0, b > 0a<0,b>0
a<0,b<0a < 0, b < 0a<0,b<0