Question

The area of a rectangle is given by a=6x2y+4y2x and the width of the rectangle is w=2xy. what is the length, l, of the rectangle if l=aw?

Answer 1

hello : 
a = w l 
l = a/w
 l =( 6x²y+4y²x)/(2xy)
l = 2xy(3x+2y) /(2xy)
l = 3x+2y