View Single Post
Old 07-18-2008, 04:18 PM   #3 (permalink)
giddy
Eager!
 
Join Date: Jul 2007
Posts: 93
giddy just joined TestMagic.
Quote:
Originally Posted by grexam View Post
1) y=ax+b
the line equation is ax-y+c=0
slope of an eauation in the form of ax+by+c=0 is -(b/a)
here given that xintercept is a =2(y intercept) i.e
a=2(-1)
a=-2
therefore slope=-(-1/-2)=-1/2
hence col B is greater

2)I think answer is C
please check again as its mentioned to be B am sure about this problem


please correct if wrong
For question B, the correct answer is C not A. Thank you for your help.
giddy is offline   Reply With Quote