Young Man Teacher or Student Explaining Decision of Hard Mathematic Equation

Alpha Channel: No, Looped Video: No, Frame Rate: 25, Resolution: 3840x2160, Video Encoding: H.264, File Size: 187MB, Number of Clips: 1, Total Clip(s) Length: 0:15

Young handsome male teacher or student in spectacles explaining decision of hard math equation. He prove the theorem and want to invite You to study in university. 4k UHD

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