Question

19 The length of a rectangle is represented by (x + 4) and the

width is represented by (x – 2). Which expression represents
the area of the rectangle?
A 7-8
B 2x + 2
C 4x + 4
D 2 + 2x – 8

Answer 1

ans D

Explanation:

area of rectangle is

l*b

(x+4)(x-2)

x^2-2x+4x-8

x^2+2x-8