Question

find the products:


$(x + 9)(x - 9)$
​

Answer 1

Answer:

( x + 9 ) ( x - 9 )

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

x² - 9x + 9x - 81

x² - 81

Thank you! ❤

Answer 2

Step-by-step explanation:

$heloo.. \\ \\ (a + b)(a - b) = {a}^{2} - {b}^{2} \\ \\ similarly = > \\ (x + 9)(x - 9) = {x}^{2} - 81$

$hope \: it \: helps \: uh..$