Kevinbollinger2005
Kevinbollinger2005 Kevinbollinger2005
  • 23-09-2020
  • Mathematics
contestada

Multiply: (x – 4)(x + 5)

(a) x2 + 5x - 20,

(b) x2 - 4x - 20,

(c) x2 - x - 20,

(d) x2 + x - 20.

Respuesta :

PaniniHead
PaniniHead PaniniHead
  • 23-09-2020

Answer:

D.  x2 + x - 20.

Step-by-step explanation:

(x – 4)(x + 5).

= x(x + 5) -4(x + 5).

= x2 + 5x – 4x – 20.

= x2 + x - 20.

Answer Link

Otras preguntas

What is the difference between preterite and imperfect and the past progressive and present progressive?
What is a major city in Alaska that starts with F
What is 36 percent as a decimal?
Which statement illustrates the distributive property? Please help
Water on each side of a divide flows in...
Which statement illustrates the distributive property? Please help
Water on each side of a divide flows in...
How do you tell if an equation is linear or not????
How do you tell if an equation is linear or not????
What is 36 percent as a decimal?