Find the first, fourth, and eighth terms of the sequence. a(n)=-2 × 2^n-1

What is the domain and range of each function 1. x (3, 5, 7, 8, 11) y ( 6, 7, 7, 9, 14) 2. x (-3, -1, 2, 5, 7) y (9, 5, 4, -5, -7)

On #16 : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.

What value is a discontinuity of x squared plus 8 x plus 4, all over x squared minus x minus 6?