Please Helppp!! I dont understand
no links :((

Me answer number 3plz explain how you do it

Which shows one way to determine the factors of  x3  +  5x2  –  6x  –  30 by grouping? x(x2  –  5)  +  6(x2  –  5)x(x2  +  5)  –  6(x2  +  5)x2(x  –  5)  +  6(x  –  5)x2(x  +  5)  –  6(x  +  5)

What is the vertical asymptotes of the function f(x)=x-2/x*2-3x-4