Answer:
x^2-3x-54
Step-by-step explanation:
Once again FOIL is the way to go!
First, Outside, Inside, Last
[tex]x^2-3x-54[/tex]
=> (x+6)(x-9)
USING FOIL
=> [tex]x^2-9x+6x-54[/tex]
=> [tex]x^2-3x-54[/tex]
