Emmanuelamp1799 Emmanuelamp1799
  • 12-10-2018
  • Mathematics
contestada

Find the area of a rectangle with length (2x + 3) and width (x - 4). A) 2x2 - 11x - 12 B) 2x2 - 5x + 12 C) 2x2 + 11x + 12 D) 2x2 - 5x - 12

Respuesta :

jimrgrant1 jimrgrant1
  • 12-10-2018

D

area of a rectangle = length × width

area = (2x + 3)(x - 4) ( expand using FOIL )

       = 2x² - 8x + 3x - 12 = 2x² - 5x - 12 → D


Answer Link

Otras preguntas

Select the correct answer. Howard heads one of the executive departments that form a part of the cabinet. His department is mainly responsible for providing pen
Options Nadie Algo O.o Ni....ni Alguna Sino También Tampoco Nada Alguien
PLEASE HELP IM GIVING 100 POINTS AND BRAINLIEST IF THE ANSWERS RIGHT A six-sided number cube labeled 1 through 6 is rolled 600 times. An odd number is rolled 27
Which equation would represent exponential decay? a. f (x) = 4(1.03)^x b. f (x) = -2x - 5 c. f (x) = -3(1.02)^x d. f (x) = 2(.87)^x
PLEASE HEEEEEEEEEEEEELLLLLLLLLLLLP WILL GIVE BRAINLIEST
HELLPPPP PLZZ Which fossil fuel are items such as plastics and rubber made from? coal oil/petroleum natural gas gasoline
Fill in the blank in the following sentence with the phrase below that means "has just." Yolanda hacer la tarea. . A. termina de B. olvidó C. acabde de<-----
What are the advatager of EasternSociety in Education?​
The map shows the Soviet satellite states during the Cold War. What was the main reason the USSR established these satellite states during the Cold War?
What is the vertex? f(x) = -x2 - 4x + 12