Question

if possible dimensions of a rectangle are (x+5)& (x-4) then area of the rectangle is

a) x²-2x + 20 .

b) x² + x - 20.

c) x² + x + 20.

d) x²+2x + 20.​

Answer 1

Answer:

b)x²+x-20 this is the final answer

Step-by-step explanation:

area of rectangle=lxb

=(x+5)×(x-4)

=x² + x - 20.