Another way of writing the polynomial multification expression
{"Image ImageWidth": "609", "Image ImageLength": "210", "Image BitsPerSample": "[8, 8, 8]", "Image PhotometricInterpretation": "2", "Image Orientation": "Horizontal (normal)", "Image SamplesPerPixel": "3", "Image XResolution": "120", "Image YResolution": "120", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "Adobe Photoshop CC 2018 (Windows)", "Image DateTime": "2018:10:22 10:45:26", "Image Artist": "Saikat Maity", "Image XPAuthor": "Saikat Maity", "Image Padding": "[]", "Image ExifOffset": "2372", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "4682", "Thumbnail JPEGInterchangeFormatLength": "2986", "EXIF ExifVersion": "0221", "EXIF DateTimeOriginal": "2018:10:22 10:44:19", "EXIF DateTimeDigitized": "2018:10:22 10:44:19", "EXIF SubSecTimeOriginal": "01", "EXIF SubSecTimeDigitized": "01", "EXIF ColorSpace": "Uncalibrated", "EXIF ExifImageWidth": "609", "EXIF ExifImageLength": "210", "EXIF Padding": "[]"}