if X/Y=P/Q, then P= ? f XQ/Y g XY/Q h QY/X j XQY k NG
D djihme New member Joined Jan 11, 2010 Messages 1 Jan 11, 2010 #1 if X/Y=P/Q, then P= ? f XQ/Y g XY/Q h QY/X j XQY k NG
mmm4444bot Super Moderator Joined Oct 6, 2005 Messages 10,902 Jan 12, 2010 #2 X/Y = P/Q Multiply both sides of the equation by Q, and examine the result.
