1L_2 Error: [6.33463e-17, 5.7748e-17, 9.89636e-17] 2L_2 Residual: 1.86079e-15 3Function appears to be linear 4L_2 Error: [0.0111046, 0.617976, 1.69459] 5L_2 Residual: 1.36359 6Function appears to be linear 7