Dot product in closed form solution

#1

Why dindt we use dot product of first and second part at 8.41 timeline in the calculation of closed form solution

#2

hey @lintasheelkumar ,

Bhaiya has used np.dot to calculate first and second part in the video.
If this is not what you wanted , kindly brief a more about it a bit.

Thank You :slightly_smiling_face:.