AS.440.606.80.SP25 M11: Assignment

When we regress yt on xt1, xt2 and t, we obtain the fitted equation: 𝑦 ^ 𝑡 = 𝛽 ^ 0 + 𝛽 ^ 1 𝑥 𝑡 1 + 𝛽 ^ 2 𝑥 𝑡 2 + 𝛽 ^ 3 𝑡 . Which of the following statements is correct?