Answer:
[tex]x^{2}[/tex]-25
Step-by-step explanation:
(x+5) (x-5)
x times x, x times 5, x times -5, 5 x -5
When you foil this equation, it is x^2 - 5x + 5x - 25
When simplified, it is [tex]x^{2}[/tex] - 25 since the +5 cancels out the -5