video1.0<iframe src="https://www.loom.com/embed/f620bbb155474976917b8e76573e75cf" frameborder="0" width="1280" height="960" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>9601280Loomhttps://www.loom.com9601280https://cdn.loom.com/sessions/thumbnails/f620bbb155474976917b8e76573e75cf-00001.jpg52p: which of the following is equivalent to the sum of 3x^4 + 2x^3 and 4x^4 + 7x^3 ?