  Math Central - mathcentral.uregina.ca  Quandaries & Queries    Q & Q    Topic: varies directly   start over

3 items are filed under this topic.    Page1/1            y varies jointly as x and the square of z and... 2009-01-05 From peter:I don't really get the terms in this problem. Could you explain it: If y varies jointly as x and the square of z and inversely as the cube of w, by what factor is y increased when z is doubled and w is divided by 3 and x remains the same?Answered by Harley Weston.     Direct variation 2007-05-07 From Jennifer:assume that y varies directly as x. find y when x = 54 if y =1/4 when x=3/2Answered by Stephen La Rocque.     Direct variation 2006-11-05 From Johann:The perimeter of regular octagon varies directly with the length of one side of the octagonAnswered by Stephen La Rocque.      Page1/1    Math Central is supported by the University of Regina and The Pacific Institute for the Mathematical Sciences.    about math central :: site map :: links :: notre site français