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 :

Space
Space Space
  • 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

2. If a spring has a spring constant of 400 N/m, how much elastic potentialenergy is stored when the spring is stretched by 0.25 m?​
Jonas wants to take out a bank loan of $7,500 to purchase a used car
Which of the following is true of cadence? Select all that apply. cadence is not very common cadence is exactly the same as rhythm cadence is not completely reg
Help Please Quickly I need help now​
I need help plsssss✨
Which equation represents the relationship between x and y
Which of these is not an example of a graphical element? Select one: ORepetition OMood OPunctuation OEnjambment​
Which could best serve as the theme of a story holiday gift giving
what is 49/100 as a decimal?
What would the following date represent in Europe? 06/07/21