Question

A rectangular flower bed is enlarged so that its area increases by 15 yd². The enlarged flower bed is a rectangle and its area is x^2+8x+15 yd². What expressions represent the dimensions of the flower bed before the increase? Enter your answers in the boxes.

Answer 1

x^2+8x+15 is new enlarged area of bed.
Area is increased by 15yd^2 .
Original was x^2+8x,as it is a rectangle
So dimention of a previous bed is x^2and8x