Question 146316
L*w=A
L=2x-1
w=x+2
A=(2x-1)(x+2) 
=2x^2+3x-2 Polynomial that represents the area. (FOIL)
=2*5^2 + 3*5 - 2
=50+15-2
=63 m^2 when x=5
.
Ed