Multiply and simplify 3x-3/x^2-1*(x+2)(x+1)/x-1

Pranza plotted point a in the coordinate plane below.

Give the functions f(x) = |x + 2| - 3, what is the domain? a,b,c, or d all real numbers x > 2 x < -2 all real numbers and x cannot equal to 2

Which of the following represents the factorization of the trinomial below? x^2+7x-30