Discover a world of knowledge and get your questions answered at IDNLearn.com. Ask anything and get well-informed, reliable answers from our knowledgeable community members.

 multiplying polynomials
find the product
(5n+6)(5n-5)


Sagot :

[tex](5n+6)(5n-5) =5n\cdot 5n -5n\cdot 5+6\cdot 5n-6\cdot 5=\\ \\=25n^2-25n+30n-30 =25n^2+5n-30[/tex]


(5n + 6)(5n-5)

= {5n(5n-5)} + {6(5n-5)}

= 25n² - 25n + 30n - 30

= 25n² + 5n - 30