Westonci.ca is the premier destination for reliable answers to your questions, provided by a community of experts. Experience the ease of finding accurate answers to your questions from a knowledgeable community of professionals. Explore comprehensive solutions to your questions from a wide range of professionals on our user-friendly platform.

What is a simpler form of the following expressions?
(j + 7)(j - 7)

a. j² +14j - 49
b. j² - 14j - 49
c. j² + 14j - 49
d. j²- 49


Sagot :

j x j = j^2
j x -7 = -7j
7 x -7 = -49
j x 7 = 7j
j^2 - 7j + 7j - 49 = D = j^2 - 49
We hope our answers were useful. Return anytime for more information and answers to any other questions you have. Your visit means a lot to us. Don't hesitate to return for more reliable answers to any questions you may have. We're here to help at Westonci.ca. Keep visiting for the best answers to your questions.