Help i need answers quickly about this

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)

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

The distributive property allows you to say that 3(x − 1) = 3x −