Question

The rectangle shown has an area of (y^2+8y+15)m^2 what is the
width of the rectangle

Answer 1

If the dimensions are "nice" factors of the quadratic, and if y > -3, we have
.. area = (y +3)(y +5)

y+5 is greater than y +3, so we take the width to be ....
.. width = y+3