What is the completely factored form of t4 − 16? (t2 + 4)(t2 − 4)
(t2 + 4)(t + 2)(t − 2)
(t2 + 4)(t − 2)(t − 2)
(t + 2)(t + 2)(t + 2)(t − 2)

Taylor graphs the system below on her graphing calculator and decides that f(x)=g(x) at x=0, x=1, and x=3. provide taylor some feedback that explains which part of her answer is incorrect and why it is incorrect. f(x)=2x+1 g(x)=2x^2+1