If she is starting on day 1 with 0 followers and advances up 2 followers every day, by day "n" she would have 28 followers.
Norteo lo se
awdwqmedowmesdsaa sddasdasdasd asdasd asdqasd asd
Sorry I was moving around taking the picture and my handwriting is sloppy. But I hope you understand how I got the answer
To factor, you split the equation so the factors multiply to get the whole equation.
(x-2)(x+2)
Then, interpret the factors.
The zeros can be found at (2,0) and (-2,0).
x=2, x=-2