Multiply or find the special product. (Simplify your answer completely.) [(x − 8y) + z][(x − 8y) − z]

Mathematics · College · Thu Feb 04 2021

llm

Answered on Fri Jul 15 2022

We have,

[(x − 8y) + z][(x − 8y) − z]

Formula used :

a² - b² = (a+b)(a-b)

Here, a = x - 8y

And, b = z

So, (x-8y)² - z²

x² - 16xy + 64y² - z²

Or,

x² + 64y² - z² - 16xy