In the video, a woman is standing in front of a whiteboard. She is holding a piece of paper in her left hand and a marker in her right hand. She is writing on the whiteboard with the marker. The whiteboard has some mathematical equations written on it. The woman appears to be explaining the equations as she writes them. The whiteboard is mounted on a wall, and there is a door visible in the background. The woman is wearing a black shirt with a patterned design. The room is well-lit, and the whiteboard is clean and clear.