Respuesta :

Answer:

(D)

Step-by-step explanation:

Area (shaded) = Area (large rectangle) - Area (small rectangle)

= (4x + 3)(4x - 3) - (8x + 9)(2x - 1)

= 16x² - 9 - [16x² + 18x - 8x - 9]

= -10x

The correct option is (D)