kaitlinfrasier kaitlinfrasier

03-10-2020
Mathematics

contestada

(9x-9)(9×+9), your finding the difference between two squares. im have some trouble in how to solve it.

Respuesta :

03-10-2020

Answer:

81x² - 81

Step-by-step explanation:

Step 1: Write expression

(9x - 9)(9x + 9)

Step 2: Expand by FOIL

81x² + 81x - 81x - 81

Step 3: Combine like terms

81x² - 81

Answer Link

Otras preguntas

Please help me with this question

25. Which of the following best describes a monopoly? O business in which ownership is shared when businesses agree to limit supplies of a product O complete co

Beginning in the 1930s, people began to realize the negative effects of some management systems on the worker. A view which arose in policing that management sh

Members of the Ecdysozoa: (Select all that apply.) a. have lophophores. b. molt during growth. c secrete an external cuticle. d. secrete a cuticle made of calci

does democracy depend on economic development?

Two loudspeakers, 4.0m apart and facing each other, play identical sounds of the same frequency. You stand halfway between them, where there is a maximum of sou

A company’s ______ delineates management’s aspirations for the business providing a panoramic view of ""where we are going"" and a convincing rationale for why

a man buys an article for $27.50 and sell it for $28.60 find the gain percentage

John collected 150 nickels and dimes. He has 30 more nickels than dimes. How many of each does he have

How many moles are in 76.34 grams of Ba(OH)2