Hot Student Stories
top-5-grammar-and-spelling-checkers-to-rock-in-2019

Factor completely 4x2 − 81. (4x − 9)(x + 9) (2x + 9)(2x + 9) (2x + 9)(2x − 9) (2x − 9)(2x − 9

Melissa Norris

in Mathematics

follow
followin
1 answer
4 views

1 answer


Heather Maxwell on September 5, 2018

(2x-9)(2x+9)=4x-81 :)


Add you answer